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elements in carbon family have four valence electrons & if the elements are in the same family , then the elements will share the same number of valence electrons -> elements in the carbon family share the same number of valence electrons
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the chemical symbol for potassium is k & sodium and potassium belong to alkali metals , group 1 on the periodic table & the chemical symbol for sodium is na -> na and k are in the same group
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mercury is liquid at room temperature & mercury is a kind of metal -> mercury is a metal that is liquid at room temperature
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mercury is a metal that is liquid at room temperature & metals are usually solid at room temperature -> mercury is different from other metals
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argon is a kind of nonmetal & nonmetals usually have lower conductivity -> argon is the less conductive nonmetal
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argon is the less conductive nonmetal & argon is a kind of element -> argon is the less conductive element
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boiling means matter / a substance changes from a liquid into a gas by increasing heat energy & water is a kind of substance -> water boiling is when water changes from a liquid into a gas
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water boiling is when water changes from a liquid into a gas & water is in the liquid state , called liquid water , for temperatures between 0 c and 100 c & water is in the gas state , called water vapor / steam, for temperatures above 100 c -> water boiling is when water changes from liquid water to water vapor
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water is a kind of substance & boiling means matter / a substance changes from a liquid into a gas by increasing heat energy -> water boiling is when water changes from a liquid into a gas by increasing heat energy
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water is a kind of liquid & the highest temperature a liquid can reach is it's boiling point -> the highest temperature water can reach is it's boiling point
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the highest temperature water can reach is it's boiling point & the boiling point of water is 100c -> the highest temperature water can reach is 100c
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if a thermal conductor is exposed to a source of heat then that conductor may become hot0 & if a thermal conductor is exposed to a source of heat then that conductor may become hot2 -> if a pot contains something then that pot touches that something
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if a pot contains something then that pot touches that something & a pot contains water -> the pot is touching the water
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metal is a thermal energy conductor & a pot is made of metal for cooking -> a pot is a thermal energy conductor
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if a thermal conductor is exposed to a source of heat then that conductor may become hot & a stove is a source of heat -> if a thermal conductor is exposed to a stove then that conductor may become hot
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a pot is a thermal energy conductor & if a thermal conductor is exposed to a stove then that conductor may become hot -> if a pot is exposed to a stove then that pot may become hot
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if a pot is exposed to a stove then that pot may become hot & the pot is exposed to a stove -> the pot may become hot
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the pot is touching the water & the pot may become hot -> the hot pot is touching the water
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the hot pot is touching the water & if a thermal conductor is exposed to a source of heat then that conductor may become hot3 & a pot is a kind of object -> the water will increase temperature by absorbing heat energy from the pot
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heating means adding heat & boiling happens when liquids are heated above their boiling point -> boiling happens when liquids increase heat energy above their boiling point
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boiling happens when liquids increase heat energy above their boiling point & if a thermal conductor is exposed to a source of heat then that conductor may become hot1 -> if a pot contains something then that pot touches that something0: boiling happens when water increases heat energy above its boiling point
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if a pot contains something then that pot touches that something0 & the water will increase temperature by absorbing heat energy from the pot -> the water will boil if heat energy absorbed from the pot is increased past the boiling point
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boiling means matter / a substance changes from a liquid into a gas by increasing heat energy & water is a kind of substance & water is in a boiling process -> the heat energy of water is increasing
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the heat energy of water is increasing & temperature is a measure of heat energy -> the temperature of water is increasing
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the temperature of water is increasing & water is a kind of substance & as the temperature of a substance increases , the molecules in that substance will move faster and farther apart -> the water molecules will move faster and farther apart
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boiling means a substance changes from a liquid into a gas by increasing heat energy & boiling happens when liquids are heated above their boiling point & a liquid is a kind of substance -> the substance will change from liquid to gas when it is heated over its boiling point
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evaporating is a kind of phase change & condensing is a kind of phase change -> evaporating and condensing are both phase change
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evaporating and condensing are both phase change & temperature changing can cause phase changes -> evaporating and condensing can both be caused by temperature changing
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evaporating and condensing can both be caused by temperature changing & temperature is a measure of heat energy -> evaporating and condensing can both be caused by the change of heat energy
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condensing means a substance changes from a gas into a liquid by decreasing heat energy & water is a kind of substance -> water condensing means water changes from a gas into a liquid by decreasing heat energy
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water condensing means water changes from a gas into a liquid by decreasing heat energy & water is in the gas state , called water vapor -> water condensing means water vapor changes from a gas into a liquid by decreasing heat energy
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water condensing means water vapor changes from a gas into a liquid by decreasing heat energy & dew is formed when water vapor condenses over night -> dew forming is an example of water vapor condensing
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water is in the liquid state , called liquid water & water is a kind of substance & condensing means matter / a substance changes from a gas into a liquid by decreasing heat energy & water is in the gas state , called water vapor / steam -> water condensing is when water changes from water vapor to liquid water
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water condensing is when water changes from water vapor to liquid water & condensation is a kind of process -> water will change from water vapor to liquid water in the process of condensing
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the water changes from steam to liquid & steam is a kind of gas -> the water changes from a gas into a liquid
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the water changes from a gas into a liquid & water is a kind of substance & condensation is when a substance changes from a gas into a liquid by decreasing heat energy -> water has condensed in this example
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water has condensed in this example & water is a kind of substance & condensation is when a substance changes from a gas into a liquid by decreasing heat energy -> the water decreased heat energy
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the water decreased heat energy & water is a kind of substance & as the temperature of a substance decreases , the molecules in that substance will move slower and closer together -> the molecules in water will move slower and closer together
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the water is absorbing sunlight & if a substance absorbs solar energy then that substance will increase in temperature & water is a kind of substance -> the water will increase in temperature
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the water will increase in temperature & temperature is a measure of heat energy -> the water will increase in heat energy
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the water will increase in heat energy & evaporation means a substance changes from a liquid into a gas by increasing heat energy & water is a kind of substance -> the water will evaporate
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boiling causes the volume of a liquid to decrease & the water was boiled & water is a kind of liquid at room temperature -> the volume of water decreased
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if something is in the sunlight then that something will absorb solar energy & a puddle is in the sunlight -> the puddle will absorb solar energy
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the puddle will absorb solar energy & if a substance absorbs solar energy then that substance will increase in temperature & a puddle is a kind of body of water & water is a kind of substance -> the puddle will increase in temperature
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the puddle will increase in temperature & temperature is a measure of heat energy -> the puddle will increase in heat energy
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the puddle will increase in heat energy & a puddle is a kind of body of water & evaporation means a substance changes from a liquid into a gas by increasing heat energy & water is a kind of substance -> the puddle will evaporate and change from a liquid to a gas
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if something is in the sunlight then that something will absorb solar energy & a bucket of water is in the sunlight -> the water in the bucket will absorb solar energy
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the water in the bucket will absorb solar energy & if a substance absorbs solar energy then that substance will increase in temperature & water is a kind of substance -> the water in the bucket will increase in temperature
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the water in the bucket will increase in temperature & evaporation means a substance changes from a liquid into a gas by increasing heat energy & water is a kind of substance -> the water in the bucket will evaporate
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as the amount of heat energy of a substance increases , the amount of kinetic energy will increase & the kinetic energy of water molecules are increasing -> the amount of heat energy of water is increasing
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the amount of heat energy of water is increasing & evaporation means a substance changes from a liquid into a gas by increasing heat energy -> water will change from a liquid into gas
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a wet towel exists & a towel is a kind of object -> a wet towel is a kind of wet object
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a wet towel is a kind of wet object & a wet object contains water -> a wet towel contains water
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water is a kind of liquid2 & water is a kind of liquid3 & a wet towel is a kind of object -> the wet towel will absorb solar energy
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the wet towel will absorb solar energy & absorbing sunlight causes objects to heat & a wet towel is a kind of object -> the wet towel will heat
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a wet towel contains water & the wet towel will heat & heating the wet towel will also heat the things it contains -> the water will heat
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the water will heat & water is a kind of liquid1 -> the water will increase heat energy
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the water will increase heat energy & water is a kind of liquid & evaporation means a substance changes from a liquid into a gas by increasing heat energy -> the water will evaporate
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water is a kind of liquid0 & drying means the amount of liquid decreases -> evaporation causes liquids to dry
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a wet towel contains water & the water will evaporate & evaporation causes liquids to dry -> the wet towel will dry because the water in the towel evaporates
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if something is outside during the day then that something will receive sunlight & puddles of water are outside during the day -> puddles of water will receive sunlight
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puddles of water will receive sunlight & if something receives sunlight, it will increase in temperature -> the puddles of water will increase in temperature
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the puddles of water will increase in temperature & temperature is a measure of heat energy -> the puddles of water will increase in heat energy
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the puddles of water will increase in heat energy & evaporation means a substance changes from a liquid into a gas by increasing heat energy & water is a kind of substance -> the puddles of water will evaporate
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puddles of water are outside during the day & if something is outside during the day then that something will receive sunlight -> puddles of water will receive sunlight
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puddles of water will receive sunlight & if something receives sunlight, it will increase in temperature -> the puddles of water will increase in temperature
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the puddles of water will increase in temperature & temperature is a measure of heat energy -> the puddles of water will increase in heat energy
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the puddles of water will increase in heat energy & water is a kind of substance & evaporation means a substance changes from a liquid into a gas by increasing heat energy -> the puddles of water will evaporate
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water is a kind of substance & evaporation means a substance changes from a liquid into a gas by increasing heat energy -> water evaporating means water changes from a liquid into a gas by increasing heat energy
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water evaporating means water changes from a liquid into a gas by increasing heat energy & a puddle is a kind of body of water -> the water in the puddles changes from a liquid to gas when evaporating
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the water in the puddles changes from a liquid to gas when evaporating & gas is a kind of state of matter & liquid is a kind of state of matter -> the water in the puddles changes from a state of matter to another state of matter when evaporating
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a pan is put on an open flame4 & metal is a thermal conductor -> a pan is a thermal conductor
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a pan is put on an open flame0 & a flame are a part of a fire -> the flame gives off heat
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the flame gives off heat & a pan is put on an open flame1 -> the flame is a source of heat
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the flame is a source of heat & a pan is put on an open flame & a pan is put on an open flame3 -> the pan is exposed to a source of heat
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a pan is a thermal conductor & the pan is exposed to a source of heat & if thermal conductor is exposed to a source of heat then that conductor may become hot / warm -> the pan will become hot
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the pan will become hot & a pan is put on an open flame7 -> the hot pan is a kind of hot object
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the hot pan is a kind of hot object & a hot object is a source of heat -> the hot pan is a source of heat
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the hot pan is a source of heat & a pan is put on an open flame3 & an ice cube is placed in the pan -> the ice cube in the hot pan is exposed to a source of heat
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the ice cube in the hot pan is exposed to a source of heat & a pan is put on an open flame5 & a pan is put on an open flame6 -> the ice cube in the hot pan will become hot
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the ice cube in the hot pan will become hot & a pan is put on an open flame2 & becoming hot means increasing in heat energy -> a pan is a thermal conductor0: the ice cube will melt and change into water in hot the pan
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a pan is a thermal conductor0 & the hot pan is a source of heat -> a pan is a thermal conductor1: the water from the melted ice cube in the pan is exposed to a source of heat
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a pan is a thermal conductor1 & if a substance is exposed to a source of heat then that substance may become hot / warm -> a pan is a thermal conductor2: the water from the melted ice cube will become hot
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a pan is a thermal conductor2 & evaporation means a substance changes from a liquid into a gas by increasing heat energy & becoming hot means increasing in heat energy -> the water from the melted ice cube will then evaporate
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in the salt water solution , the solvent is water & in the salt water solution , the solvent is water0 -> if the water in the salt water solution evaporates, then the solute of the solution will remain
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if something is in the sunlight then that something will absorb solar energy & salt water is placed in sunlight for a day -> the salt water will absorb solar energy
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the salt water will absorb solar energy & in the salt water solution, the solvent is water -> the water in the salt water solution will absorb solar energy
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the water in the salt water solution will absorb solar energy & if a substance absorbs solar energy then that substance will increase in temperature -> the water in the salt water solution will increase in temperature
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the water in the salt water solution will increase in temperature & temperature is a measure of heat energy -> the water in the salt water solution will increase in heat energy
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the water in the salt water solution will increase in heat energy & evaporation means a substance changes from a liquid into a gas by increasing heat energy & water is a kind of substance -> the water in the salt water solution will evaporate
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if the water in the salt water solution evaporates, then the solute of the solution will remain & the water in the salt water solution will evaporate -> the solute of the salt water will remain after water evaporates
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the solute of the salt water will remain after water evaporates & in the salt water solution , the solute is salt -> the salt in the salt water will remain after the water evaporates
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water is a kind of substance & freezing means a substance changes from a liquid into a solid by decreasing heat energy -> water freezing is when water changes from a liquid to a solid
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moisture is water in liquid form & there is moisture on the surface of the airplane -> there is water on the surface of the airplane
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an airplane is climbing in the sky & climbing increases altitude -> the airplane is increasing in altitude
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the airplane is increasing in altitude & as altitude increases , the temperature of the air will decrease in the troposphere -> the temperature of the air decreases when the altitude of the airplane increases
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there is water on the surface of the airplane & the temperature of the air decreases when the altitude of the airplane increases -> the water on the surface of the airplane will decrease in temperature
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the water on the surface of the airplane will decrease in temperature & water is a kind of substance & freezing means a substance changes from a liquid into a solid by decreasing heat energy & water is in the solid state , called ice -> the water on the surface of the airplane will freeze into ice
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a freezer is used for cooling things & water is put in the freezer -> the water will be cooled in the freezer
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the water will be cooled in the freezer & cooling means removing heat -> cooling water will remove the heat from water
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