IG Phy – States of Matter and Molecular Model
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Question 1 of 15
1. Question
1 point(s)A solid has a fixed volume and shape, is not easily compressed, and does not flow easily.
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Question 2 of 15
2. Question
1 point(s)A liquid assumes the shape of its container, is not easily compressed, and flows easily.
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Question 3 of 15
3. Question
1 point(s)A gas has a fixed shape and volume, and is not easily compressed.
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Question 4 of 15
4. Question
1 point(s)The process of a solid changing to a liquid is called evaporation.
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Question 5 of 15
5. Question
1 point(s)The process of a liquid changing to a gas is called condensation.
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6. Question
1 point(s)The process of a gas changing to a liquid is called condensation.
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Question 7 of 15
7. Question
1 point(s)The particles in a solid are completely still and do not move.
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Question 8 of 15
8. Question
1 point(s)When the temperature of a solid is increased, its particles vibrate more and move further apart.
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Question 9 of 15
9. Question
1 point(s)The volume of a liquid is fixed and does not change.
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Question 10 of 15
10. Question
1 point(s)Gases have particles that are closely packed and move past each other easily.
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Question 11 of 15
11. Question
1 point(s)The kinetic particle model explains that the particles in a gas move faster at higher temperatures.
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Question 12 of 15
12. Question
1 point(s)Gases exert pressure because their particles collide with the walls of the container.
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Question 13 of 15
13. Question
1 point(s)A helium atom is an example of a molecule.
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Question 14 of 15
14. Question
1 point(s)Water molecules consist of two hydrogen atoms and one oxygen atom.
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Question 15 of 15
15. Question
1 point(s)As the temperature of a gas decreases, the speed of its molecules increases.
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