sentences
list
label
int64
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2
[ "water is a kind of substance & sugar is a kind of pure substance & sugar dissolves in water when they are combined -> sugar dissolving in water is an example of one substance dissolving in another substance", " sugar dissolving in water is an example of one substance dissolving in another substance & a solution is formed by one substance being dissolved in another substance -> sugar will form a solution when it dissolves in water", " sugar will form a solution when it dissolves in water & when one substance is dissolved in another substance then the molecules of that other substance exist in solution -> sugar molecules exist in solution when it forms solution with water", " " ]
1
[ "iron sulfide can be formed by heating a mixture of powdered iron and sulfur & iron sulfide is made of iron and sulfur -> iron sulfide is made of a mixture of iron and sulfur being heated", " iron is a kind of element & sulfur is a kind of element -> iron and sulfur are two elements", " iron sulfide is made of a mixture of iron and sulfur being heated & iron and sulfur are two elements -> iron sulfide is made of two elements", " iron sulfide is made of two elements & a compound is made of two or more elements chemically combined -> iron sulfide is a compound", " " ]
1
[ "air is made of nitrogen, oxygen, carbon dioxide, water vapor, and argon & if two substances together form a mixture then those substances can be separated from one another by physical changes -> air is a mixture", " " ]
1
[ "juice is a kind of solution & a bottle contains juice -> the bottle contains a solution", " " ]
1
[ "salt is soluble in water & if something is soluble in something , then that something can be dissolved in something forming a solution -> salt will dissolve in water and form a solution", " salt will dissolve in water and form a solution & the student mixed salt with water -> salt and water will form a solution", " " ]
1
[ "if something is soluble in something , then that something can be dissolved in something forming a solution & sugar is soluble in water -> sugar will dissolve in water and form a solution", " " ]
1
[ "sugar is a kind of solid & salt is a kind of solid -> sugar and salt are solids", " sugar and salt are solids & if solids are combined physically , then the physical properties of the solids will stay the same -> if sugar and salt are combined physically, then the physical properties of the sugar and salt will stay the same", " if sugar and salt are combined physically, then the physical properties of the sugar and salt will stay the same & a student mixed sugar and salt -> the physical properties of sugar and salt will stay the same", " " ]
1
[ "a speck is a kind of solid object & color is a kind of physical / visual property -> specks of different colors are different substances", " specks of different colors are different substances & a powder is made up of white specks and black specks -> the powder is made up two different substances", " the powder is made up two different substances & an mixture is formed by two or more substances combined together physically -> the powder is a mixture", " " ]
1
[ "salt is a kind of pure substance & pepper is a kind of substance -> salt and pepper are two substances", " salt and pepper are two substances & salt and pepper are mixed in a container -> salt and pepper are two substances mixed in a container", " salt and pepper are two substances mixed in a container & an mixture is formed by two or more substances combined together physically -> salt and pepper mixed together will form a mixture", " " ]
1
[ "a student mixed peanut, sugar, spice, and salt togher in a bowl & an mixture is formed by two or more substances combined together physically -> a student made a mixture", " " ]
1
[ "salad is a mixture & fruit salad is a kind of salad -> fruit salad is a kind of mixture", " fruit salad often is made of fruit & fruit is usually a solid -> fruit salad is made of solids", " fruit salad is a kind of mixture & fruit salad is made of solids -> fruit salad is a mixture of solids", " fruit salad is a mixture of solids & a mixture of solids can be separated easily -> fruit salad can be easily separated", " " ]
1
[ "if something is insoluble in something , then they will remain separated & oil is insoluble in water -> oil will remain separated in water", " " ]
1
[ "water is the solvent & evaporation can be used to separate a solution by allowing the solvent to evaporate -> the solute water will evaporate from the solution", " the solute water will evaporate from the solution & if the solvent evaporates, the solute will be separated from the solution -> the solute will be separated from the solution", " the solute will be separated from the solution & sugar is the solute -> sugar will be separated from the solution", " " ]
1
[ "water is the solvent & evaporation can be used to separate a solution by allowing the solvent to evaporate -> the solute water will evaporate from the solution", " the solute water will evaporate from the solution & if the solvent evaporates, the solute will be separated from the solution -> the solute will be separated from the solution", " the solute will be separated from the solution & sugar is the solute -> sugar will be separated from the solution", " " ]
1
[ "water is the solvent & evaporation can be used to separate a solution by allowing the solvent to evaporate -> the solute water will evaporate from the solution", " the solute water will evaporate from the solution & if the solvent evaporates, the solute will be separated from the solution -> the solute will be separated from the solution", " the solute will be separated from the solution & salt is the solute -> salt will be separated from the solution", " " ]
1
[ "evaporation can be used to separate a solution by allowing the solvent to evaporate & water is the solvent -> the solute water will evaporate from the solution", " the solute water will evaporate from the solution & if the solvent evaporates, the solute will be separated from the solution -> the solute will be separated from the solution", " the solute will be separated from the solution & salt is the solute -> salt will be separated from the solution", " " ]
1
[ "water is a kind of liquid & soil is made of solid particles -> a mixture of water and soil is a mixture of liquid and solid", " a mixture of water and soil is a mixture of liquid and solid & a filter is used for separating liquid from solid particles -> a filter can be used to separate soil from water", " " ]
1
[ "iron is always magnetic & iron filings are made of small pieces of iron -> iron fillings are always magnetic", " iron fillings are always magnetic & sand is always nonmagnetic -> a mixture of iron fillings and sand is a mixture of magnetic and nonmagnetic material", " a mixture of iron fillings and sand is a mixture of magnetic and nonmagnetic material & magnet can be used for separating a magnetic material from a mixture of a magnetic and nonmagnetic material -> a magnet can be used to separate iron fillings from sand", " " ]
1
[ "steel cans are made of steels & steel is always magnetic -> steel cans are magnetic", " aluminum cans are made of aluminums & aluminum is always nonmagnetic -> aluminum cans are nonmagnetic", " steel cans are magnetic & aluminum cans are nonmagnetic -> a mixture of steel cans and aluminum cans is an example of a mixture of magetic and nonmagnetic material", " a mixture of steel cans and aluminum cans is an example of a mixture of magetic and nonmagnetic material & magnet can be used for separating a magnetic material from a mixture of a magnetic and nonmagnetic material -> a magnet can be used to separate steel cans and aluminum cans", " " ]
1
[ "sand is insoluble in water & if something is insoluble in something , then they will remain separated -> sand will remain as solid particles in water", " salt is soluble in water & if something is soluble in something , then that something can be dissolved in something forming a solution -> salt will dissolve in water", " sand will remain as solid particles in water & salt will dissolve in water -> adding water to salt and sand will produce a mixture of liquid and solid particles", " adding water to salt and sand will produce a mixture of liquid and solid particles & a filter is used for separating liquid from solid particles -> a filter can separate sand from salt water", " " ]
1
[ "salad is a mixture & fruit salad is a kind of salad -> fruit salad is a kind of mixture", " fruit is usually a solid & fruit salad often is made of fruit -> fruit salad is made of solids", " fruit salad is a kind of mixture & fruit salad is made of solids -> fruit salad is a mixture of solids", " fruit salad is a mixture of solids & a mixture of solids can be separated easily -> fruit salad can be easily separated", " " ]
1
[ "iron filings are made of small pieces of iron & iron is always magnetic -> iron fillings are always magnetic", " iron fillings are always magnetic & sand is always nonmagnetic -> a mixture of iron fillings and sand is a mixture of magnetic and nonmagnetic material", " a mixture of iron fillings and sand is a mixture of magnetic and nonmagnetic material & magnet can be used for separating a magnetic material from a mixture of a magnetic and nonmagnetic material -> a magnet can be used to separate iron fillings from sand", " " ]
1
[ "sand is always nonmagnetic & iron is always magnetic -> a mixture of iron and sand is a mixture of magnetic and nonmagnetic material", " a mixture of iron and sand is a mixture of magnetic and nonmagnetic material & magnet can be used for separating a magnetic material from a mixture of a magnetic and nonmagnetic material -> a magnet can be used to separate iron from sand", " " ]
1
[ "iron is always magnetic & iron filings are made of small pieces of iron -> iron fillings are always magnetic", " iron fillings are always magnetic & black pepper is always nonmagnetic -> the mixture of iron fillings and black pepper is a mixture of magnetic and nonmagnetic material", " the mixture of iron fillings and black pepper is a mixture of magnetic and nonmagnetic material & magnet can be used for separating a magnetic material from a mixture of a magnetic and nonmagnetic material -> magnet can be used to separate a mixture of iron fillings and black pepper", " " ]
1
[ "if something is insoluble in something , then they will remain separated & sand is insoluble in water -> sand will remain separated from water", " sand will remain separated from water & denser particles in liquids settle below liquids that are less dense & sand is denser than water -> sand in water settles to the bottom of water", " " ]
1
[ "iron is always magnetic & glass is always nonmagnetic & aluminum is always nonmagnetic & plastic is always nonmagnetic -> a mixture of iron, plastic, glass, and aluminum is a mixture of magnetic and nonmagnetic material", " a mixture of iron, plastic, glass, and aluminum is a mixture of magnetic and nonmagnetic material & magnet can be used for separating a magnetic material from a mixture of a magnetic and nonmagnetic material -> a magnet can separate iron from plastic, glass, and aluminum", " " ]
1
[ "carpet has a rough surface & a rough surface can absorb sound -> a carpet can absorb sound", " a carpet can absorb sound & if sound is absorbed, then sound can not reflect off the surface -> sound cannot reflect off the surface of a carpet", " sound cannot reflect off the surface of a carpet & echo is when sound reflects off a smooth surface -> echo will not be produced", " " ]
1
[ "plastic is durable & if an object is durable , then that object will not break easily -> plastic does not break easily", " air cannot pass through plastic & airtight is when air cannot pass through something -> plastic is airtight", " plastic does not break easily & plastic is airtight & plastic is microwave-safe & plastic is cheap -> plastic is cheap, microwave-save, airtight, and does not break easily", " " ]
1
[ "leather is a kind of material & leather is resistant to water -> leather is a kind of water-resistant material", " leather is a kind of water-resistant material & if an object is made of a material then that object has the properties of that material -> if shoes are made of leather, then those shoes would be water-resistant", " " ]
1
[ "plastic is a kind of material & glass is a kind of material -> glass and plastic are two materials", " glass and plastic are two materials & fiberglass is made of glass and plastic -> fiberglass is made of at least two materials", " fiberglass is made of at least two materials & composite materials are made of two more more materials -> fiberglass is a kind of composite materials", " " ]
1
[ "metals usually have higher melting points than nonmetals & metals usually have greater conductivity than nonmetals -> metals usually have higher melting points and greater conductivity than nonmetals", " " ]
1
[ "color is a kind of physical property & color is a property of an object -> color is a physical property of an object", " color is a physical property of an object & an apple is a kind of object -> color is a physical property of an apple", " " ]
1
[ "carbon dioxide is a kind of substance & color is a property of a substance -> color is a kind of property of carbon dioxide", " colorless is a kind of color & carbon dioxide is colorless -> carbon dioxide is colorless in color", " color is a kind of property of carbon dioxide & carbon dioxide is colorless in color -> being colorless is a property of carbon dioxide", " " ]
1
[ "a ratio is a measure of one value divided by another value -> the ratio of an object's mass to volume is a measure of its mass divided by its volume", " the ratio of an object's mass to volume is a measure of its mass divided by its volume & density is a measure of mass of an object divided by volume -> the ratio of an object's mass to its volume is a measure of the object's density", " " ]
1
[ "helium is less dense than air & a balloon is a kind of container & a balloon is filled with helium gas -> a balloon filled with helium is an example of a container contains a substance less dense than air", " a balloon filled with helium is an example of a container contains a substance less dense than air & if a container contains a substance with less density than air then that container may move upward -> the balloon filled with helium may move upward if released", " " ]
1
[ "less dense particles in liquids float on liquids that are more dense & silt particles are floating in water -> silt particles are less dense than other particles in water", " " ]
1
[ "wood is usually sturdy & wood is a kind of natural material -> wood is a sturdy natural material", " a table is a kind of furniture & making furniture requires sturdy materials -> making a table requires sturdy materials", " wood is a sturdy natural material & making a table requires sturdy materials -> wood would be the best for make a table", " " ]
1
[ "paper is a kind of object & as the thickness of an object increases , the resistance of that object to tearing will increase -> as the thickness of paper increases, the resistance of the object to tear will increase", " as the thickness of paper increases, the resistance of the object to tear will increase & a greeting card requires paper that does not tear easily -> the thickness of paper should be considered when making a greeting card", " " ]
1
[ "the new material will last longer & if something lasts longer then that something will not have to be replaced for a long time -> using new materials requires less replacements", " using new materials requires less replacements & replacement of materials requires using money to buy new materials -> using new material will use less money on replacement", " " ]
1
[ "metal is an electrical conductor & metals usually have higher conductivity than nonmetals -> metal is the material that has a higher conductivity than other materials", " metal is the material that has a higher conductivity than other materials & metal fork is made of metal -> metal fork is the best conductor of electricity in this example", " " ]
1
[ "metals usually have higher conductivity than nonmetals & metal is an electrical conductor -> metal is the material that has a higher conductivity than other materials", " metal is the material that has a higher conductivity than other materials & metal fork is made of metal -> metal fork is the best conductor of electricity in this example", " " ]
1
[ "metals usually have higher conductivity than nonmetals & metal is an electrical conductor -> metal is the material that has a higher conductivity than other materials", " iron is a kind of metal & iron nails are made of iron -> iron nails are made of metal", " metal is the material that has a higher conductivity than other materials & iron nails are made of metal -> an iron nail has a higher conductivity than other materials", " " ]
1
[ "conductivity is a property of a material & conductivity is a kind of physical property -> conductivity is a physical property of a material", " conductivity is a physical property of a material & copper is a kind of material -> conductivity is a physical property of copper", " metal is an electrical / electrical energy conductor & copper is a kind of metal -> copper is an electrical conductor", " conductivity is a physical property of copper & copper is an electrical conductor -> the ability to conduct electricity is a property of copper", " " ]
1
[ "a conducting wire can electrocute the user & electrocution can cause death -> a conducting wire can cause death to the user by electrocution", " a conducting wire can cause death to the user by electrocution & preventing electrocution will protect the user -> preventing electrocution from the conducting wire is required to protect the user", " preventing electrocution from the conducting wire is required to protect the user & electrical insulation on a conducting wire can prevent electrocution -> electrical insulation over a conducting wire is required to protect the user", " electrical insulation requires wrapping a conductor in an insulator & a conducting wire is a conductor -> wrapping the conducting wire in an insulator can achieve electrical insulation", " wrapping the conducting wire in an insulator can achieve electrical insulation & plastic is usually an electrical insulator -> wrapping the conducting wire in plastic can achieve electrical insulation", " electrical insulation over a conducting wire is required to protect the user & wrapping the conducting wire in plastic can achieve electrical insulation -> wrapping the conducting wire with plastic can protect the user", " " ]
1
[ "metal is an electrical conductor & copper is a kind of metal -> copper is an electrical conductor", " copper is an electrical conductor & wiring requires an electrical conductor -> copper can be used in wiring", " " ]
1
[ "metal is an electrical / electrical energy conductor & copper is a kind of metal -> copper is an electrical conductor", " copper is a kind of metal & metal is a kind of material -> copper is a kind of material", " copper is an electrical conductor & copper is a kind of material -> copper is the material that is an electrical conductor", " " ]
1
[ "metals usually have higher / greater conductivity than nonmetals & metal is an electrical conductor -> conductivity can be used to identify metals", " " ]
1
[ "an element is a kind of material & conductivity is a property of a material -> conductivity is a property of an element", " conductivity is a property of an element & an electrical conductor is conductive -> an electrical conductor is an element that is conductive", " an electrical conductor is an element that is conductive & wiring requires an electrical conductor -> wiring requires an element that is conductive", " " ]
1
[ "feeling is when an living thing senses through touch & soft is a kind of touch sensation -> soft is a kind of feeling", " soft is a kind of feeling & feathers are usually soft in sensation -> a feather feels soft", " " ]
1
[ "the intensive property of something is the same for the things of same kind & hardness is an intensive property -> hardness of a something is the same for the things of same kind", " the statue is made of a kind of marble & the table is made of the same kind of marble -> the statue and the table are made the same kind of marble", " hardness of a something is the same for the things of same kind & the statue and the table are made the same kind of marble -> the hardness of the statue and the table is the same", " " ]
1
[ "measuring the hardness of minerals requires scratching those materials & comparing requires measuring -> to compare the hardness of minerals requires scratching those materials", " " ]
1
[ "a mineral is a kind of object & the luster of an object can be determined by looking at that object -> the luster of a mineral can be determined by looking at it", " " ]
1
[ "nails are usually made of metal & metal is sometimes magnetic -> metal nails are sometimes magnetic", " metal nails are sometimes magnetic & a magnet attracts magnetic metals -> a metal nail will most likely be attracted to a magnet", " " ]
1
[ "a magnet attracts magnetic metals / ferromagnetic metals through magnetism & an object is attracted to a magnet -> the object is made of a magnetic material", " the object is made of a magnetic material & metal is sometimes magnetic -> the object is likely made of metal", " " ]
1
[ "iron nails are made of iron & iron is always magnetic -> iron nails are magnetic", " iron nails are magnetic & a magnet attracts magnetic metals -> a magnet will attract an iron nail", " " ]
1
[ "a refrigerator door contains iron & iron is always magnetic -> a refrigerator door is magnetic", " a refrigerator door is magnetic & a magnet attracts magnetic metals / ferromagnetic metals through magnetism -> a magnet can attract to a refrigerator door", " " ]
1
[ "a magnet attracts magnetic metals / ferromagnetic metals through magnetism & a paper clip is often made of magnetic metals -> a magnet can attract a paper clip", " a magnet can attract a paper clip & an unknown object can attract a paper clip -> an unknown object and a magnet can both attract a paper clip", " an unknown object and a magnet can both attract a paper clip & the ability to attract a paper clip is a kind of property -> the unknown object has the same property as a magnet", " the unknown object has the same property as a magnet & a magnet is magnetic -> the unknown object is magnetic", " " ]
1
[ "iron is always magnetic & a magnet attracts magnetic metals through magnetism -> a magnet will attract iron", " sand is always nonmagnetic & a magnet will not attract nonmagnetic materials -> a magnet will not attract sand", " a magnet will attract iron & a magnet will not attract sand & the mixture is made of unknown particles and sand -> iron is likely the element attracted by the magnet", " " ]
1
[ "iron is always magnetic & a magnet attracts magnetic metals -> a magnet will attract iron", " a magnet will attract iron & the mixture is made of iron nails and aluminum nails -> a magnet will attract the iron nails in the mixture", " a magnet will not attract nonmagnetic metals & aluminum is always nonmagnetic -> a magnet will not attract aluminum", " a magnet will not attract aluminum & the mixture is made of iron nails and aluminum nails -> a magnet will not attract the aluminum nails in the mixture", " a magnet will attract the iron nails in the mixture & a magnet will not attract the aluminum nails in the mixture -> a magnet can separate the mixutre of iron nails and aluminum nails", " " ]
1
[ "the floor is a kind of object & a white object reflects all visible light -> a white floor will reflect all visible light", " " ]
1
[ "sugar is soluble in water & if something is soluble in something , then that something can be dissolved in something forming a solution -> sugar dissolves in water when they are combined", " sugar dissolves in water when they are combined & a solution is made of one substance dissolved in another substance -> sugar will dissolve in water and form a solution", " " ]
1
[ "tea tastes bitter & sugar causes food to taste sweet -> sugar can cause tea to taste sweet", " sugar can cause tea to taste sweet & taste can be used to distinguish food -> if the tea tastes sweet, then there is sugar in the tea", " " ]
1
[ "wood is an thermal insulator & a thermal insulator slows the transfer of heat -> wood can slow the transfer of heat", " " ]
1
[ "if a spoon is used to stir a liquid then that spoon is touching that liquid & if a spoon is used to stir a liquid then that spoon is touching that liquid2 -> if a spoon is used to stir soup then that spoon is touching that soup", " if a spoon is used to stir soup then that spoon is touching that soup & the spoon is used to stir soup -> the spoon is touching the soup", " if a spoon is used to stir a liquid then that spoon is touching that liquid0 & the soup is cooking on the stove -> heat energy is added to the soup", " the spoon is touching the soup & heat energy is added to the soup -> heat energy is added to soup that is touching the spoon", " soup is a kind of thing & a spoon is a kind of thing -> soup and a spoon are kinds of things", " soup and a spoon are kinds of things & if two things are touching then heat energy will be transferred between those things -> if soup and a spoon are touching then heat energy will be transferred between the soup and spoon", " heat energy is added to soup that is touching the spoon & if soup and a spoon are touching then heat energy will be transferred between the soup and spoon -> heat energy is transferring from the soup to the spoon", " heat energy is transferring from the soup to the spoon & the spoon in the example is made of wood -> heat energy is transferring from the soup to wood", " a thermal insulator slows the transfer of heat & wood is an thermal insulator -> wood can slow the transferring of the heat", " heat energy is transferring from the soup to wood & wood can slow the transferring of the heat -> if a spoon is used to stir soup then that spoon is touching that soup0: the transferring of heat energy from soup to wood is slowed down", " if a spoon is used to stir soup then that spoon is touching that soup0 & if a spoon is used to stir a liquid then that spoon is touching that liquid1 -> the wood will increase temperature slower", " " ]
1
[ "sleeping bags are designed to keep people warm & insulated material can be used for keeping warm -> sleeping bags usually are made of insulated materials", " sleeping bags usually are made of insulated materials & down feathers are a thermal insulator -> down feathers can be used to make sleeping bags", " " ]
1
[ "cookware is used for cooking & cooking food requires adding heat energy to the food -> cooking food requires adding heat energy to the food using cookware", " cooking food requires adding heat energy to the food using cookware -> cooking food requires cookware to be able to transfer heat", " cooking food requires cookware to be able to transfer heat & a thermal energy conductor transfers heat -> cooking requires the cookware to be a thermal conductor", " " ]
1
[ "texture is a property of objects & hardness is a property of a an object & taste is a property of an object -> hardness, taste, and texture are properties of an object", " " ]
1
[ "density is a measure of mass of an object divided by volume & an object has a small volume and large mass -> that object will likely have a high density", " " ]
1
[ "as the mass of an object increases , the weight of that object will increase & the rock has the greatest mass among four collected rocks -> the rock has the greatest mass has the greatest weight", " the rock has the greatest mass has the greatest weight & heaviest means greatest mass / weight -> the rock with greatest weight feels the heaviest", " " ]
1
[ "melting means a substance changes from a solid into a liquid by increasing heat energy & gold melts -> gold changes from solid state to liquid state", " gold changes from solid state to liquid state & as state of matter changes , mass will not change -> the mass of gold will not change", " " ]
1
[ "a quartzite is a kind of metamorphic rock & sandstone is a kind of sedimentary rock -> sandstone is a kind of sedimentary rock and quartzite is a kind of metamorphic rock", " sandstone is a kind of sedimentary rock and quartzite is a kind of metamorphic rock & class is a property of a rock and includes values of sedimentary / metamorphic / igneous -> sandstone is in the class of sedimentary rock and quartzite is in the class of metamorphic rock", " sandstone is in the class of sedimentary rock and quartzite is in the class of metamorphic rock & a rock changes from sandstone into quartzite -> the rock changes class from sedimentary rock to metamorphic rock", " the rock changes class from sedimentary rock to metamorphic rock & as the class of a rock changes , the mass of the rock will stay the same -> the mass of the rock will remain the same", " " ]
1
[ "matter in the solid phase has definite shape & definite shape means the shape of an object stays the same when moved to different spot -> solid object will have the same shape when moved to a different spot", " solid object will have the same shape when moved to a different spot & an eraser is a kind of solid -> an eraser will have the same shape when moved to a different spot", " " ]
1
[ "tearing means changing a whole into pieces & a paper bag is ripped into pieces & ripping means tearing -> the paper bag has changed from a whole into pieces of paper", " the paper bag has changed from a whole into pieces of paper & a piece of an object is smaller in size than the entire object / whole object -> pieces of the paper bag are smaller than the whole bag", " " ]
1
[ "seeing small things with bare eye is difficult & hair is thin -> seeing a hair with bare eyes is difficult", " seeing a hair with bare eyes is difficult & texture of an object can sometimes be told by looking at the object -> seeing the texture of a hair with bare eyes is difficult", " seeing the texture of a hair with bare eyes is difficult & magnifying makes seeing small things easier -> magnifying can help study the texture of a hair", " " ]
1
[ "friction causes the temperature of an object to increase & friction occurs when two object 's surfaces move against each other -> when friction occurs between two objects, both objects' temperatures increase", " a wooden block is pushed across a sheet of sandpaper & an object being pushed across another object causes their surfaces to move against each other -> the surfaces of a wooden block and sandpaper are moving against each other", " the surfaces of a wooden block and sandpaper are moving against each other & friction occurs when two object 's surfaces move against each other -> friction occurs when the wooden block is moving against the sandpaper", " when friction occurs between two objects, both objects' temperatures increase & friction occurs when the wooden block is moving against the sandpaper -> friction will cause the temperature of the wooden block to increase", " " ]
1
[ "smooth is a kind of texture & texture is a property of objects and includes ordered values of smooth or rough -> smooth can be used to describe the texture of an object", " " ]
1
[ "matter in the solid phase has definite volume & one sample is a solid sample of aluminum -> the solid aluminum has definite volume", " matter in the liquid phase has definite volume & one sample is a liquid sample of aluminum -> the liquid aluminum has definite volume", " the solid aluminum has definite volume & the liquid aluminum has definite volume -> both samples have definite volume", " " ]
1
[ "the oceans are located on earth & the oceans contain liquid water -> liquid water is located on earth", " liquid water is located on earth & water is in the liquid state , called liquid water , for temperatures between 273 / 32 / 0 and 373 / 212 / 100 k / f / c -> water in the liquid state is located on earth", " arctic environments contain ice & arctic environments are located on earth -> ice is located on earth", " ice is located on earth & water is in the solid state , called ice , for temperatures between 0 / -459 / -273 and 273 / 32 / 0 k / f / c -> water in the solid state is located on earth", " earth's atmosphere contains water vapor & earth's atmosphere is located on earth -> water vapor is located on earth", " water vapor is located on earth & water is in the gas state , called water vapor / steam , for temperatures between 373 / 212 / 100 and 100000000000 k / f / c -> water in the gas state is located on earth", " water in the liquid state is located on earth & water in the solid state is located on earth & water in the gas state is located on earth -> water in the liquid, solid, and gas state is located on earth", " " ]
1
[ "matter in gas phase takes the shape of the entire container & the item takes the shape of the entire container -> the item is a kind of matter in the gas phase", " the item is a kind of matter in the gas phase & air is a kind of gas -> the item is most likely air", " " ]
1
[ "matter in the gas phase has variable volume & matter in the gas phase has variable shape -> matter in gas phase has variable volume and shape", " matter in gas phase has variable volume and shape & matter with variable volume and shape expands to fill the shape and size of its entire container -> gas will expand to fill the shape of the container", " gas will expand to fill the shape of the container & air is a kind of gas -> air will expand to fill the shape of the container", " " ]
1
[ "a bubble is made of pockets of gas trapped inside a liquid or solid & soap bubbles are made of air trapped inside soap liquid -> air is inside the soap bubbles", " " ]
1
[ "matter in the liquid phase has variable shape & matter in the liquid phase has definite volume -> matter in the liquid phase has definite volume and variable shape", " matter in the liquid phase has definite volume and variable shape & indefinite means variable -> matter in the liquid phase has definite volume and indefinite shape", " a compound is a kind of substance & substances are made of matter -> a compound is made of matter", " matter in the liquid phase has definite volume and indefinite shape & a compound is made of matter -> a compound in the liquid phase has definite volume and indefinite shape", " " ]
1
[ "matter in the liquid phase has definite volume & if something has a definite volume , then its volume will not change when transferred into a different container -> liquid sample will retain its volume when transferredn to a different container", " " ]
1
[ "particles in a liquid flows past each other & particles in a liquid are close to each other -> particles in a liquid are close and can flow past each other", " particles in a liquid are close and can flow past each other & the particles in the substance are close and able to flow past each other -> the substance could be in liquid phase", " the substance has a variable shape & matter in the liquid phase has variable shape -> the substance could be in liquid phase or gas phase", " the substance could be in liquid phase & the substance could be in liquid phase or gas phase -> the substance can only be in liquid phase", " " ]
1
[ "seeing requires light & reading requires seeing -> reading requires light", " reading requires light & a light bulb generates visible light when it is turned on -> a light bulb can help generate light for reading", " " ]
1
[ "an airplane is fast in speed & an airplane is used for moving people to far away places -> an airplane can move people to far away places quickly", " " ]
1
[ "a airplane is used for moving products across bodies of water & a ship is used for moving products across bodies of water -> ship or airplane can move products across bodies of water", " ship or airplane can move products across bodies of water & an ocean is a kind of body of water -> ship or airplane can move products across ocean", " " ]
1
[ "a cake is a kind of baked product & baking is when a human makes food by adding heat -> a cake is a product made by human adding heat to it", " " ]
1
[ "transportation technology is used for moving people / products & transportation technology is a kind of system for moving people and products -> transportation technology is a system that moves people and products", " " ]
1
[ "astronomers study celestial objects & a telescope is used for observing celestial objects by astronomers -> astronomers use telescopes to observe celestial objects", " astronomers use telescopes to observe celestial objects & a telescope is a kind of optical instrument for observing celestial objects -> astronomers use optical instruments to observe celestial objects", " a microscope is used to see small things by making them appear bigger & biologists study small things such as cells -> biologists use micropscopes to see small things", " biologists use micropscopes to see small things & a microscope is a kind of optical tools for observing small things -> biologists use optical tools to observe small things", " biologists use optical tools to observe small things & tool means instrument -> biologiests use optical instruments to observe small things", " astronomers use optical instruments to observe celestial objects & biologiests use optical instruments to observe small things -> astronomers and biologists both use optical instruments to make observations", " astronomers and biologists both use optical instruments to make observations & making scientific discoveries requires observing -> astronomers and biologists both use optical instruments to make scientific discoveries", " " ]
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[ "companies irradiate some fruits and vegetables & irradiating food can be used to kill existing microorganisms in the food -> companies irradiate some fruits and vegetables to kill existing microorganisms in the food", " companies irradiate some fruits and vegetables to kill existing microorganisms in the food & killing microorganisms in food can be used to extend the shelf life of that food -> companies irradiate some fruit and vegetables to extend the shelf life of that food", " " ]
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[ "making products for cheaper has a positive impact on manufacturing & a mass production manufacturing system makes products more cheaply than a custom manufacturing system -> a mass production has a positve impact on manufacturing by making products for cheaper", " a mass production has a positve impact on manufacturing by making products for cheaper & cheap means low in cost -> a mass production has a positive impact on manufacturing by making products at a low cost", " " ]
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[ "something that is used for communication increases communication & a radio is used for communication & a computer is used for communication / finding information -> a computer and a radio increase communication", " a computer and a radio increase communication & communication is used to share information -> radios and computers increase the sharing of information", " radios and computers increase the sharing of information & a weather report is a kind of information -> radios and computers increase the sharing of weather report", " " ]
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[ "radio station broadcasting is a source of radio waves & a source of something emits that something -> radio station broadcasting emits radio waves", " radio station broadcasting emits radio waves & radio transmitter emits radio waves -> radio station is a radio transmitter", " " ]
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[ "sandpaper is used to smooth the surface objects & sandpaper is a kind of tool for smoothing objects -> sandpaper is a tool for smoothing the surface objects", " an engineer constructs a prototype from wood & a prototype is a kind of object -> the wooden prototype is a kind of object", " sandpaper is a tool for smoothing the surface objects & the wooden prototype is a kind of object -> sandpaper can be used to smooth the surface of the wooden prototype", " sandpaper can be used to smooth the surface of the wooden prototype & the engineer needs a tool to smooth the surface of the wooden prototype -> the engineer can use sandpaper to smooth the surface of the wooden prototype", " " ]
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[ "pliers are made of two levers for gripping & pliers are a kind of hand tool -> pliers are a tool made of two levers for gripping", " pliers are a tool made of two levers for gripping & gripping produces gripping force -> pliers are a tool that can produce gripping force", " pliers are a tool that can produce gripping force & a gripping force can be used to tighten a mechanical fastener -> pliers can be used to tighten a mechanical fastener", " " ]
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[ "computers are usually designed with weight restriction & a restriction can be used to limit something / keep something low -> a weight restriction on computers can keep the weight of the computer low", " a weight restriction on computers can keep the weight of the computer low & a computer is a kind of object & as the weight of an object decreases , the object will be transported more easily -> if the computer is low in weight, then the computer can be transported easily", " " ]
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[ "scientists make observations & lightning is a kind of weather phenomenon & weather phenomenon can be observed -> scientists make observations on lightning", " scientists make observations on lightning & lightning is a kind of electrical discharge -> scientists make observations on electrical discharge in the form of lightning", " " ]
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[ "planets orbit stars & gravity causes orbits -> gravity causes planets to orbit stars", " gravity causes planets to orbit stars & the sun is a kind of star & planets in the solar system orbit the sun -> gravity causes the planets in solar system to orbit the sun", " gravity causes the planets in solar system to orbit the sun & isaac newton discovered the theory of gravity -> isaac newton discovered that gravity causes the planets in the solar system to orbit the sun", " " ]
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[ "something that is used for communication increases communication & a computer is used for communication / finding information -> a computer can increase communication", " " ]
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