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NDQ_013413
liquid or gas
null
a. fluid, b. Bernoullis law, c. force, d. pascal, e. Pascals law, f. hydraulics, g. lift
a
DD_0234
image
teaching_images/states_of_matter_9253.png
There are three states of matter. These three states include solid, liquid, and gas. Solid states of matter are rigid and have a fixed shape and fixed volume. They cannot be squashed. Liquid states of matter are not rigid and have no fixed shape, but have a fixed volume. They too cannot be squashed. Gas states of matter are not rigid and have no fixed shape and no fixed volume. This state of matter can be squashed.
0.356976
NDQ_013413
liquid or gas
null
a. fluid, b. Bernoullis law, c. force, d. pascal, e. Pascals law, f. hydraulics, g. lift
a
DQ_011523
image
question_images/states_of_matter_9252.png
states_of_matter_9252.png
0.333587
NDQ_013413
liquid or gas
null
a. fluid, b. Bernoullis law, c. force, d. pascal, e. Pascals law, f. hydraulics, g. lift
a
DQ_011512
image
question_images/states_of_matter_7618.png
states_of_matter_7618.png
0.332721
NDQ_013413
liquid or gas
null
a. fluid, b. Bernoullis law, c. force, d. pascal, e. Pascals law, f. hydraulics, g. lift
a
DQ_011534
image
question_images/states_of_matter_9255.png
states_of_matter_9255.png
0.331191
NDQ_013413
liquid or gas
null
a. fluid, b. Bernoullis law, c. force, d. pascal, e. Pascals law, f. hydraulics, g. lift
a
DQ_011501
image
question_images/states_of_matter_7614.png
states_of_matter_7614.png
0.329287
NDQ_013413
liquid or gas
null
a. fluid, b. Bernoullis law, c. force, d. pascal, e. Pascals law, f. hydraulics, g. lift
a
DQ_011527
image
question_images/states_of_matter_9254.png
states_of_matter_9254.png
0.326885
NDQ_013413
liquid or gas
null
a. fluid, b. Bernoullis law, c. force, d. pascal, e. Pascals law, f. hydraulics, g. lift
a
DQ_011497
image
question_images/states_of_matter_7613.png
states_of_matter_7613.png
0.324305
NDQ_013413
liquid or gas
null
a. fluid, b. Bernoullis law, c. force, d. pascal, e. Pascals law, f. hydraulics, g. lift
a
T_3499
image
textbook_images/what_is_science_22207.png
FIGURE 1.4 Why do you think particles move differ- ently in different states of matter? (Hint: What causes ice to melt?)
0.322841
NDQ_013413
liquid or gas
null
a. fluid, b. Bernoullis law, c. force, d. pascal, e. Pascals law, f. hydraulics, g. lift
a
DD_0238
image
teaching_images/evaporation_and_sublimation_8074.png
The image below shows the different changes in states of matter. A material will change from one state or phase to another at specific combinations of temperature and surrounding pressure. Typically, the pressure is atmospheric pressure, so temperature is the determining factor to the change in state in those cases. The names of the changes in state are melting, freezing, boiling, condensation, sublimation and deposition. The temperature of a material will increase until it reaches the point where the change takes place. It will stay at that temperature until that change is completed. Solids are one of the three phase changes. Their structure and their resistance to change their shape or volume characterize solids. In a solid, the molecules are closely packed together. Liquids are the next of the three phase changes. Liquids are very different from solids, their structure is a bit freer, but not as free as gas. In a liquid phase, the molecules will take the shape of its container or the object that it is in. Gases are the last of the three phase changes. A gas phase is one of the simpler phases, because the gas molecules are the freest. This is because theoretically the molecules behave completely chaotically and they roam anywhere and fill every space of an object or container.
0.32099
NDQ_013413
liquid or gas
null
a. fluid, b. Bernoullis law, c. force, d. pascal, e. Pascals law, f. hydraulics, g. lift
a
T_3627
image
textbook_images/buoyancy_of_fluids_22304.png
FIGURE 15.14 The substances pictured here float in a fluid because they are less dense than the fluid.
0.317799
NDQ_013413
liquid or gas
null
a. fluid, b. Bernoullis law, c. force, d. pascal, e. Pascals law, f. hydraulics, g. lift
a
T_4893
text
null
A given kind of matter has the same chemical makeup and the same chemical properties regardless of its state. Thats because state of matter is a physical property. As a result, when matter changes state, it doesnt become a different kind of substance. For example, water is still water whether it exists as ice, liquid water, or water vapor.
0.635603
NDQ_013413
liquid or gas
null
a. fluid, b. Bernoullis law, c. force, d. pascal, e. Pascals law, f. hydraulics, g. lift
a
T_3960
text
null
Solids that change to gases generally first pass through the liquid state. However, sometimes solids change directly to gases and skip the liquid state. The reverse can also occur. Sometimes gases change directly to solids.
0.628236
NDQ_013413
liquid or gas
null
a. fluid, b. Bernoullis law, c. force, d. pascal, e. Pascals law, f. hydraulics, g. lift
a
T_0721
text
null
Natural gas is mostly methane.
0.623686
NDQ_013413
liquid or gas
null
a. fluid, b. Bernoullis law, c. force, d. pascal, e. Pascals law, f. hydraulics, g. lift
a
T_4715
text
null
Compare and contrast the basic properties of matter, such as mass and volume.
0.61514
NDQ_013413
liquid or gas
null
a. fluid, b. Bernoullis law, c. force, d. pascal, e. Pascals law, f. hydraulics, g. lift
a
T_3939
text
null
Water vapor is an example of a gas. A gas is matter that has neither a fixed volume nor a fixed shape. Instead, a gas takes both the volume and the shape of its container. It spreads out to take up all available space. You can see an example in Figure 4.6.
0.613429
NDQ_013413
liquid or gas
null
a. fluid, b. Bernoullis law, c. force, d. pascal, e. Pascals law, f. hydraulics, g. lift
a
T_4018
text
null
Water (H2 O) is an example of a chemical compound. Water molecules always consist of two atoms of hydrogen and one atom of oxygen. Like water, all other chemical compounds consist of a fixed ratio of elements. It doesnt matter how much or how little of a compound there is. It always has the same composition.
0.609202
NDQ_013413
liquid or gas
null
a. fluid, b. Bernoullis law, c. force, d. pascal, e. Pascals law, f. hydraulics, g. lift
a
T_3941
text
null
Why do different states of matter have different properties? Its because of differences in energy at the level of atoms and molecules, the tiny particles that make up matter.
0.599035
NDQ_013413
liquid or gas
null
a. fluid, b. Bernoullis law, c. force, d. pascal, e. Pascals law, f. hydraulics, g. lift
a
T_4438
text
null
A combustion engine is a complex machine that burns fuel to produce thermal energy and then uses the thermal energy to do work. There are two types of combustion engines: external and internal. A steam engine is an external combustion engine.
0.593697
NDQ_013413
liquid or gas
null
a. fluid, b. Bernoullis law, c. force, d. pascal, e. Pascals law, f. hydraulics, g. lift
a
T_0715
text
null
Oil is a thick, dark brown or black liquid. It is found in rock layers of the Earths crust. Oil is currently the most commonly used source of energy in the world.
0.585258
NDQ_013413
liquid or gas
null
a. fluid, b. Bernoullis law, c. force, d. pascal, e. Pascals law, f. hydraulics, g. lift
a
T_0722
text
null
Natural gas is often found along with coal or oil in underground deposits. This is because natural gas forms with these other fossil fuels. One difference between natural gas and oil is that natural gas forms at higher temperatures.
0.583223
NDQ_014053
All scientific research involves experiments.
null
a. true, b. false
b
T_4832
image
textbook_images/scientific_process_23068.png
FIGURE 1.1
0.30046
NDQ_014053
All scientific research involves experiments.
null
a. true, b. false
b
T_4894
image
textbook_images/states_of_matter_23100.png
FIGURE 1.2
0.294666
NDQ_014053
All scientific research involves experiments.
null
a. true, b. false
b
T_3271
image
textbook_images/plant_hormones_22060.png
FIGURE 1.4
0.29111
NDQ_014053
All scientific research involves experiments.
null
a. true, b. false
b
T_3812
image
textbook_images/the_electromagnetic_spectrum_22433.png
FIGURE 21.12 This sterilizer for laboratory equipment uses ultraviolet light to kill bacteria.
0.281701
NDQ_014053
All scientific research involves experiments.
null
a. true, b. false
b
T_0014
image
textbook_images/the_nature_of_science_20008.png
FIGURE 1.8 A medical researcher protects herself and her work with a net cap, safety goggles, a mask, and gloves.
0.277276
NDQ_014053
All scientific research involves experiments.
null
a. true, b. false
b
DQ_011396
image
question_images/circuits_669.png
circuits_669.png
0.275114
NDQ_014053
All scientific research involves experiments.
null
a. true, b. false
b
DQ_011367
image
question_images/circuits_219.png
circuits_219.png
0.274767
NDQ_014053
All scientific research involves experiments.
null
a. true, b. false
b
DQ_011312
image
question_images/circuits_1571.png
circuits_1571.png
0.271907
NDQ_014053
All scientific research involves experiments.
null
a. true, b. false
b
T_0002
image
textbook_images/the_nature_of_science_20001.png
FIGURE 1.1 The Scientific Method.
0.264735
NDQ_014053
All scientific research involves experiments.
null
a. true, b. false
b
T_3740
image
textbook_images/scientific_investigation_22392.png
FIGURE 2.1 This diagram shows the steps of a scientific investigation. Other arrows could be added to the diagram. Can you think of one? (Hint: Sometimes evidence that does not support one hypothesis may lead to a new hypothesis to investigate.)
0.262806
NDQ_014053
All scientific research involves experiments.
null
a. true, b. false
b
T_1905
text
null
Most scientific theories were developed by scientists doing basic scientific research. Like other sciences, life science may be either basic or applied science.
0.733499
NDQ_014053
All scientific research involves experiments.
null
a. true, b. false
b
T_1499
text
null
If we were doing a scientific investigation we need to gather the information to test the hypotheses ourselves. We would do this by making observations or running experiments.
0.732065
NDQ_014053
All scientific research involves experiments.
null
a. true, b. false
b
T_4830
text
null
Investigations are at the heart of science. They are how scientists add to scientific knowledge and gain a better understanding of the world. Scientific investigations produce evidence that helps answer questions. Even if the evidence cannot provide answers, it may still be useful. It may lead to new questions for investigation. As more knowledge is discovered, science advances.
0.7081
NDQ_014053
All scientific research involves experiments.
null
a. true, b. false
b
T_4644
text
null
Science is more about gaining knowledge than it is about simply having knowledge. Science is a way of learning about the natural world that is based on evidence and logic. In other words, science is a process, not just a body of facts. Through the process of science, our knowledge of the world advances.
0.705523
NDQ_014053
All scientific research involves experiments.
null
a. true, b. false
b
T_2237
text
null
All known matter can be divided into a little more than 100 different substances called elements.
0.699843
NDQ_014053
All scientific research involves experiments.
null
a. true, b. false
b
T_4715
text
null
Compare and contrast the basic properties of matter, such as mass and volume.
0.693387
NDQ_014053
All scientific research involves experiments.
null
a. true, b. false
b
T_2746
text
null
Like all organisms, bacteria need energy, and they can acquire this energy through a number of different ways.
0.684729
NDQ_014053
All scientific research involves experiments.
null
a. true, b. false
b
T_3801
text
null
Although all electromagnetic waves travel at the same speed, they may differ in their wavelength and frequency.
0.680307
NDQ_014053
All scientific research involves experiments.
null
a. true, b. false
b
T_1447
text
null
Minerals are divided into groups based on chemical composition. Most minerals fit into one of eight mineral groups.
0.676851
NDQ_014053
All scientific research involves experiments.
null
a. true, b. false
b
T_0638
text
null
To understand minerals, we must first understand matter. Matter is the substance that physical objects are made of.
0.671796
NDQ_014054
The last step in most scientific investigations is
null
a. making a model., b. analyzing the evidence., c. testing the hypothesis., d. communicating the results.
d
T_4832
image
textbook_images/scientific_process_23068.png
FIGURE 1.1
0.291576
NDQ_014054
The last step in most scientific investigations is
null
a. making a model., b. analyzing the evidence., c. testing the hypothesis., d. communicating the results.
d
T_3373
image
textbook_images/scientific_investigation_22127.png
FIGURE 1.1
0.270135
NDQ_014054
The last step in most scientific investigations is
null
a. making a model., b. analyzing the evidence., c. testing the hypothesis., d. communicating the results.
d
T_1908
image
textbook_images/the_scientific_method_21256.png
FIGURE 1.8 Scientific method flow chart
0.269396
NDQ_014054
The last step in most scientific investigations is
null
a. making a model., b. analyzing the evidence., c. testing the hypothesis., d. communicating the results.
d
T_3740
image
textbook_images/scientific_investigation_22392.png
FIGURE 2.1 This diagram shows the steps of a scientific investigation. Other arrows could be added to the diagram. Can you think of one? (Hint: Sometimes evidence that does not support one hypothesis may lead to a new hypothesis to investigate.)
0.267075
NDQ_014054
The last step in most scientific investigations is
null
a. making a model., b. analyzing the evidence., c. testing the hypothesis., d. communicating the results.
d
T_0002
image
textbook_images/the_nature_of_science_20001.png
FIGURE 1.1 The Scientific Method.
0.266197
NDQ_014054
The last step in most scientific investigations is
null
a. making a model., b. analyzing the evidence., c. testing the hypothesis., d. communicating the results.
d
DQ_003273
image
question_images/parts_microscope_7191.png
parts_microscope_7191.png
0.255432
NDQ_014054
The last step in most scientific investigations is
null
a. making a model., b. analyzing the evidence., c. testing the hypothesis., d. communicating the results.
d
T_3271
image
textbook_images/plant_hormones_22060.png
FIGURE 1.4
0.254513
NDQ_014054
The last step in most scientific investigations is
null
a. making a model., b. analyzing the evidence., c. testing the hypothesis., d. communicating the results.
d
T_0014
image
textbook_images/the_nature_of_science_20008.png
FIGURE 1.8 A medical researcher protects herself and her work with a net cap, safety goggles, a mask, and gloves.
0.253049
NDQ_014054
The last step in most scientific investigations is
null
a. making a model., b. analyzing the evidence., c. testing the hypothesis., d. communicating the results.
d
T_3177
image
textbook_images/microscopes_21986.png
FIGURE 1.1 Basic light microscopes opened up a new world to curious people.
0.239931
NDQ_014054
The last step in most scientific investigations is
null
a. making a model., b. analyzing the evidence., c. testing the hypothesis., d. communicating the results.
d
DQ_003256
image
question_images/parts_microscope_7184.png
parts_microscope_7184.png
0.238926
NDQ_014054
The last step in most scientific investigations is
null
a. making a model., b. analyzing the evidence., c. testing the hypothesis., d. communicating the results.
d
T_4830
text
null
Investigations are at the heart of science. They are how scientists add to scientific knowledge and gain a better understanding of the world. Scientific investigations produce evidence that helps answer questions. Even if the evidence cannot provide answers, it may still be useful. It may lead to new questions for investigation. As more knowledge is discovered, science advances.
0.745225
NDQ_014054
The last step in most scientific investigations is
null
a. making a model., b. analyzing the evidence., c. testing the hypothesis., d. communicating the results.
d
T_4644
text
null
Science is more about gaining knowledge than it is about simply having knowledge. Science is a way of learning about the natural world that is based on evidence and logic. In other words, science is a process, not just a body of facts. Through the process of science, our knowledge of the world advances.
0.651562
NDQ_014054
The last step in most scientific investigations is
null
a. making a model., b. analyzing the evidence., c. testing the hypothesis., d. communicating the results.
d
T_1499
text
null
If we were doing a scientific investigation we need to gather the information to test the hypotheses ourselves. We would do this by making observations or running experiments.
0.641466
NDQ_014054
The last step in most scientific investigations is
null
a. making a model., b. analyzing the evidence., c. testing the hypothesis., d. communicating the results.
d
T_1905
text
null
Most scientific theories were developed by scientists doing basic scientific research. Like other sciences, life science may be either basic or applied science.
0.619507
NDQ_014054
The last step in most scientific investigations is
null
a. making a model., b. analyzing the evidence., c. testing the hypothesis., d. communicating the results.
d
T_0001
text
null
The scientific method is a set of steps that help us to answer questions. When we use logical steps and control the number of things that can be changed, we get better answers. As we test our ideas, we may come up with more questions. The basic sequence of steps followed in the scientific method is illustrated in Figure 1.1.
0.611873
NDQ_014054
The last step in most scientific investigations is
null
a. making a model., b. analyzing the evidence., c. testing the hypothesis., d. communicating the results.
d
T_3382
text
null
Modern science is a way of understanding the physical world, based on observable evidence, reasoning, and repeated testing. That means scientists explain the world based on their own observations. If they develop new ideas about the way the world works, they set up a way to test these new ideas.
0.588041
NDQ_014054
The last step in most scientific investigations is
null
a. making a model., b. analyzing the evidence., c. testing the hypothesis., d. communicating the results.
d
T_3749
text
null
Record keeping is very important in scientific investigations. Follow the tips below to keep good science records. Use a bound laboratory notebook so pages will not be lost. Write in ink for a permanent record. Record the steps of all procedures. Record all measurements and observations. Use drawings as needed. Date all entries, including drawings.
0.582745
NDQ_014054
The last step in most scientific investigations is
null
a. making a model., b. analyzing the evidence., c. testing the hypothesis., d. communicating the results.
d
T_4823
text
null
Newtons third law of motion is just one of many scientific laws. A scientific law is a statement describing what always happens under certain conditions. Other examples of laws in physical science include: Newtons first law of motion Newtons second law of motion Newtons law of universal gravitation Law of conservation of mass Law of conservation of energy Law of conservation of momentum
0.578264
NDQ_014054
The last step in most scientific investigations is
null
a. making a model., b. analyzing the evidence., c. testing the hypothesis., d. communicating the results.
d
T_3758
text
null
Research in physical science can be exciting, but it also has potential dangers. Whether in the lab or in the field, knowing how to stay safe is important.
0.574886
NDQ_014054
The last step in most scientific investigations is
null
a. making a model., b. analyzing the evidence., c. testing the hypothesis., d. communicating the results.
d
T_1908
text
null
A life scientist would carry out a scientific investigation to try to answer this question. A scientific investigation follows a general plan called the scientific method. The scientific method is a series of logical steps for testing a possible answer to a question. The steps are shown in the flow chart in Figure 1.8.
0.573304
NDQ_014055
Most scientific investigations start with a question or problem.
null
a. true, b. false
a
T_1908
image
textbook_images/the_scientific_method_21256.png
FIGURE 1.8 Scientific method flow chart
0.303377
NDQ_014055
Most scientific investigations start with a question or problem.
null
a. true, b. false
a
T_3373
image
textbook_images/scientific_investigation_22127.png
FIGURE 1.1
0.302692
NDQ_014055
Most scientific investigations start with a question or problem.
null
a. true, b. false
a
T_4832
image
textbook_images/scientific_process_23068.png
FIGURE 1.1
0.277939
NDQ_014055
Most scientific investigations start with a question or problem.
null
a. true, b. false
a
T_3740
image
textbook_images/scientific_investigation_22392.png
FIGURE 2.1 This diagram shows the steps of a scientific investigation. Other arrows could be added to the diagram. Can you think of one? (Hint: Sometimes evidence that does not support one hypothesis may lead to a new hypothesis to investigate.)
0.272133
NDQ_014055
Most scientific investigations start with a question or problem.
null
a. true, b. false
a
T_0002
image
textbook_images/the_nature_of_science_20001.png
FIGURE 1.1 The Scientific Method.
0.271006
NDQ_014055
Most scientific investigations start with a question or problem.
null
a. true, b. false
a
T_3505
image
textbook_images/the_scope_of_physical_science_22208.png
FIGURE 1.5 Using what you already know, try to answer each of these questions. Revisit your answers after you read about the relevant concepts in later chapters.
0.269166
NDQ_014055
Most scientific investigations start with a question or problem.
null
a. true, b. false
a
T_3763
image
textbook_images/technology_22404.png
FIGURE 2.13 This flowchart represents the process of technological design. How does the tech- nological design process resemble a sci- entific investigation?
0.257271
NDQ_014055
Most scientific investigations start with a question or problem.
null
a. true, b. false
a
T_4909
image
textbook_images/technological_design_process_23106.png
FIGURE 1.1
0.257165
NDQ_014055
Most scientific investigations start with a question or problem.
null
a. true, b. false
a
T_0014
image
textbook_images/the_nature_of_science_20008.png
FIGURE 1.8 A medical researcher protects herself and her work with a net cap, safety goggles, a mask, and gloves.
0.256784
NDQ_014055
Most scientific investigations start with a question or problem.
null
a. true, b. false
a
T_3271
image
textbook_images/plant_hormones_22060.png
FIGURE 1.4
0.249652
NDQ_014055
Most scientific investigations start with a question or problem.
null
a. true, b. false
a
T_4830
text
null
Investigations are at the heart of science. They are how scientists add to scientific knowledge and gain a better understanding of the world. Scientific investigations produce evidence that helps answer questions. Even if the evidence cannot provide answers, it may still be useful. It may lead to new questions for investigation. As more knowledge is discovered, science advances.
0.798961
NDQ_014055
Most scientific investigations start with a question or problem.
null
a. true, b. false
a
T_1499
text
null
If we were doing a scientific investigation we need to gather the information to test the hypotheses ourselves. We would do this by making observations or running experiments.
0.710354
NDQ_014055
Most scientific investigations start with a question or problem.
null
a. true, b. false
a
T_4644
text
null
Science is more about gaining knowledge than it is about simply having knowledge. Science is a way of learning about the natural world that is based on evidence and logic. In other words, science is a process, not just a body of facts. Through the process of science, our knowledge of the world advances.
0.705413
NDQ_014055
Most scientific investigations start with a question or problem.
null
a. true, b. false
a
T_1106
text
null
Despite these problems, there is a rich fossil record. How does an organism become fossilized?
0.696346
NDQ_014055
Most scientific investigations start with a question or problem.
null
a. true, b. false
a
T_1905
text
null
Most scientific theories were developed by scientists doing basic scientific research. Like other sciences, life science may be either basic or applied science.
0.67617
NDQ_014055
Most scientific investigations start with a question or problem.
null
a. true, b. false
a
T_0001
text
null
The scientific method is a set of steps that help us to answer questions. When we use logical steps and control the number of things that can be changed, we get better answers. As we test our ideas, we may come up with more questions. The basic sequence of steps followed in the scientific method is illustrated in Figure 1.1.
0.668166
NDQ_014055
Most scientific investigations start with a question or problem.
null
a. true, b. false
a
T_0638
text
null
To understand minerals, we must first understand matter. Matter is the substance that physical objects are made of.
0.662966
NDQ_014055
Most scientific investigations start with a question or problem.
null
a. true, b. false
a
T_3382
text
null
Modern science is a way of understanding the physical world, based on observable evidence, reasoning, and repeated testing. That means scientists explain the world based on their own observations. If they develop new ideas about the way the world works, they set up a way to test these new ideas.
0.655456
NDQ_014055
Most scientific investigations start with a question or problem.
null
a. true, b. false
a
T_1908
text
null
A life scientist would carry out a scientific investigation to try to answer this question. A scientific investigation follows a general plan called the scientific method. The scientific method is a series of logical steps for testing a possible answer to a question. The steps are shown in the flow chart in Figure 1.8.
0.65452
NDQ_014055
Most scientific investigations start with a question or problem.
null
a. true, b. false
a
T_0116
text
null
Every organism is different from every other organism. Every organisms genes are different, too.
0.652888
NDQ_014056
Which of the following statements does not meet the criteria for a scientific hypothesis?
null
a. The moon is made of cheese., b. Plants can grow in artificial light., c. Copper is attracted by a magnet., d. The universe will always exist.
d
T_4832
image
textbook_images/scientific_process_23068.png
FIGURE 1.1
0.318915
NDQ_014056
Which of the following statements does not meet the criteria for a scientific hypothesis?
null
a. The moon is made of cheese., b. Plants can grow in artificial light., c. Copper is attracted by a magnet., d. The universe will always exist.
d
T_1908
image
textbook_images/the_scientific_method_21256.png
FIGURE 1.8 Scientific method flow chart
0.315872
NDQ_014056
Which of the following statements does not meet the criteria for a scientific hypothesis?
null
a. The moon is made of cheese., b. Plants can grow in artificial light., c. Copper is attracted by a magnet., d. The universe will always exist.
d
T_3373
image
textbook_images/scientific_investigation_22127.png
FIGURE 1.1
0.314425
NDQ_014056
Which of the following statements does not meet the criteria for a scientific hypothesis?
null
a. The moon is made of cheese., b. Plants can grow in artificial light., c. Copper is attracted by a magnet., d. The universe will always exist.
d
T_0002
image
textbook_images/the_nature_of_science_20001.png
FIGURE 1.1 The Scientific Method.
0.297295
NDQ_014056
Which of the following statements does not meet the criteria for a scientific hypothesis?
null
a. The moon is made of cheese., b. Plants can grow in artificial light., c. Copper is attracted by a magnet., d. The universe will always exist.
d
T_3740
image
textbook_images/scientific_investigation_22392.png
FIGURE 2.1 This diagram shows the steps of a scientific investigation. Other arrows could be added to the diagram. Can you think of one? (Hint: Sometimes evidence that does not support one hypothesis may lead to a new hypothesis to investigate.)
0.246343
NDQ_014056
Which of the following statements does not meet the criteria for a scientific hypothesis?
null
a. The moon is made of cheese., b. Plants can grow in artificial light., c. Copper is attracted by a magnet., d. The universe will always exist.
d
DQ_011488
image
abc_question_images/states_of_matter_19252.png
states_of_matter_19252.png
0.235067
NDQ_014056
Which of the following statements does not meet the criteria for a scientific hypothesis?
null
a. The moon is made of cheese., b. Plants can grow in artificial light., c. Copper is attracted by a magnet., d. The universe will always exist.
d
T_4754
image
textbook_images/properties_of_electromagnetic_waves_23039.png
FIGURE 1.1
0.234402
NDQ_014056
Which of the following statements does not meet the criteria for a scientific hypothesis?
null
a. The moon is made of cheese., b. Plants can grow in artificial light., c. Copper is attracted by a magnet., d. The universe will always exist.
d
DQ_011664
image
question_images/state_change_7604.png
state_change_7604.png
0.232964
NDQ_014056
Which of the following statements does not meet the criteria for a scientific hypothesis?
null
a. The moon is made of cheese., b. Plants can grow in artificial light., c. Copper is attracted by a magnet., d. The universe will always exist.
d
DQ_011749
image
question_images/atomic_mass_number_9014.png
atomic_mass_number_9014.png
0.229185
NDQ_014056
Which of the following statements does not meet the criteria for a scientific hypothesis?
null
a. The moon is made of cheese., b. Plants can grow in artificial light., c. Copper is attracted by a magnet., d. The universe will always exist.
d
T_2300
image
textbook_images/noninfectious_diseases_21488.png
FIGURE 21.4 In panel A, an abnormal cell (2) is prevented from dividing, and the abnormal cell dies (1). In panel B, an abnormal cell is not prevented from dividing. Instead, it divides uncontrollably, leading to the formation of a tumor.
0.227831
NDQ_014056
Which of the following statements does not meet the criteria for a scientific hypothesis?
null
a. The moon is made of cheese., b. Plants can grow in artificial light., c. Copper is attracted by a magnet., d. The universe will always exist.
d
T_1499
text
null
If we were doing a scientific investigation we need to gather the information to test the hypotheses ourselves. We would do this by making observations or running experiments.
0.681922
NDQ_014056
Which of the following statements does not meet the criteria for a scientific hypothesis?
null
a. The moon is made of cheese., b. Plants can grow in artificial light., c. Copper is attracted by a magnet., d. The universe will always exist.
d
T_4715
text
null
Compare and contrast the basic properties of matter, such as mass and volume.
0.666302
NDQ_014056
Which of the following statements does not meet the criteria for a scientific hypothesis?
null
a. The moon is made of cheese., b. Plants can grow in artificial light., c. Copper is attracted by a magnet., d. The universe will always exist.
d
T_1106
text
null
Despite these problems, there is a rich fossil record. How does an organism become fossilized?
0.656078
NDQ_014056
Which of the following statements does not meet the criteria for a scientific hypothesis?
null
a. The moon is made of cheese., b. Plants can grow in artificial light., c. Copper is attracted by a magnet., d. The universe will always exist.
d
T_0001
text
null
The scientific method is a set of steps that help us to answer questions. When we use logical steps and control the number of things that can be changed, we get better answers. As we test our ideas, we may come up with more questions. The basic sequence of steps followed in the scientific method is illustrated in Figure 1.1.
0.650558
NDQ_014056
Which of the following statements does not meet the criteria for a scientific hypothesis?
null
a. The moon is made of cheese., b. Plants can grow in artificial light., c. Copper is attracted by a magnet., d. The universe will always exist.
d
T_1905
text
null
Most scientific theories were developed by scientists doing basic scientific research. Like other sciences, life science may be either basic or applied science.
0.64492
NDQ_014056
Which of the following statements does not meet the criteria for a scientific hypothesis?
null
a. The moon is made of cheese., b. Plants can grow in artificial light., c. Copper is attracted by a magnet., d. The universe will always exist.
d
T_4644
text
null
Science is more about gaining knowledge than it is about simply having knowledge. Science is a way of learning about the natural world that is based on evidence and logic. In other words, science is a process, not just a body of facts. Through the process of science, our knowledge of the world advances.
0.641442
NDQ_014056
Which of the following statements does not meet the criteria for a scientific hypothesis?
null
a. The moon is made of cheese., b. Plants can grow in artificial light., c. Copper is attracted by a magnet., d. The universe will always exist.
d
T_1797
text
null
The two types of air pollutants are primary pollutants, which enter the atmosphere directly, and secondary pollutants, which form from a chemical reaction.
0.63747
NDQ_014056
Which of the following statements does not meet the criteria for a scientific hypothesis?
null
a. The moon is made of cheese., b. Plants can grow in artificial light., c. Copper is attracted by a magnet., d. The universe will always exist.
d
T_4893
text
null
A given kind of matter has the same chemical makeup and the same chemical properties regardless of its state. Thats because state of matter is a physical property. As a result, when matter changes state, it doesnt become a different kind of substance. For example, water is still water whether it exists as ice, liquid water, or water vapor.
0.634197
NDQ_014056
Which of the following statements does not meet the criteria for a scientific hypothesis?
null
a. The moon is made of cheese., b. Plants can grow in artificial light., c. Copper is attracted by a magnet., d. The universe will always exist.
d
T_3941
text
null
Why do different states of matter have different properties? Its because of differences in energy at the level of atoms and molecules, the tiny particles that make up matter.
0.634181
NDQ_014056
Which of the following statements does not meet the criteria for a scientific hypothesis?
null
a. The moon is made of cheese., b. Plants can grow in artificial light., c. Copper is attracted by a magnet., d. The universe will always exist.
d
T_4830
text
null
Investigations are at the heart of science. They are how scientists add to scientific knowledge and gain a better understanding of the world. Scientific investigations produce evidence that helps answer questions. Even if the evidence cannot provide answers, it may still be useful. It may lead to new questions for investigation. As more knowledge is discovered, science advances.
0.633735