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Questions and Answers
What happens to the collisions between molecules as the temperature decreases?
What happens to the collisions between molecules as the temperature decreases?
- They stay the same
- They increase
- They decrease (correct)
- They become more energetic
During sublimation, what happens to a solid?
During sublimation, what happens to a solid?
- It turns into a gas
- It turns directly into a gas (correct)
- It turns into a frozen substance
- It turns into a liquid
When do the temperatures of the melting point and freezing point of an element match?
When do the temperatures of the melting point and freezing point of an element match?
- Freezing point and condensation point
- Boiling point and freezing point (correct)
- Condensation point and melting point
- Melting point and boiling point
What happens to the force of attraction between molecules as the speed of the molecules in a substance increases?
What happens to the force of attraction between molecules as the speed of the molecules in a substance increases?
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As the speed of molecules in a substance increases, what will happen to the substance?
As the speed of molecules in a substance increases, what will happen to the substance?
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What is the state of matter that has a definite volume and a definite shape?
What is the state of matter that has a definite volume and a definite shape?
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Particles of a liquid are:
Particles of a liquid are:
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What is the change from liquid to solid called?
What is the change from liquid to solid called?
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Which property of liquids causes the surface of water to act like a skin?
Which property of liquids causes the surface of water to act like a skin?
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What is vaporization?
What is vaporization?
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