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Questions and Answers
What happens when a substance is cooled?
What happens when a substance is cooled?
- Temperature decreases
- Atoms/molecules remain the same speed
- Atoms/molecules gain energy and move faster
- Atoms/molecules lose energy and move slower (correct)
How is temperature related to the speed of atoms and molecules?
How is temperature related to the speed of atoms and molecules?
- Higher temperature means faster movement (correct)
- Temperature is only related to volume
- Higher temperature means slower movement
- Temperature has no effect on their speed
What happens to the volume of a substance when it is warmed?
What happens to the volume of a substance when it is warmed?
- Volume stays the same
- Volume increases (correct)
- Volume fluctuates
- Volume decreases
How do gaseous atoms/molecules behave before colliding with each other or an object?
How do gaseous atoms/molecules behave before colliding with each other or an object?
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What happens to the collisions between atoms/molecules when a substance is cooled?
What happens to the collisions between atoms/molecules when a substance is cooled?
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Why can we detect the odor of a gas according to the text?
Why can we detect the odor of a gas according to the text?
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