Podcast
Questions and Answers
What happens when energy is transferred to a substance?
What happens when energy is transferred to a substance?
- Volume decreases
- Energy is lost
- Temperature decreases
- Energy is gained (correct)
How is temperature related to the speed of atoms/molecules?
How is temperature related to the speed of atoms/molecules?
- Temperature has no relation to speed
- Higher speed results in a lower temperature
- Speed does not affect temperature
- Higher speed results in a higher temperature (correct)
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 increases (correct)
- Volume remains constant
- Volume decreases
- Volume disappears
When a substance is cooled, what happens to the collisions between particles?
When a substance is cooled, what happens to the collisions between particles?
Does the size of the atoms/molecules change when a substance is warmed?
Does the size of the atoms/molecules change when a substance is warmed?
How does cooling a substance affect the volume of the substance?
How does cooling a substance affect the volume of the substance?
When a substance is warmed, the atoms/molecules lose energy and move slower.
When a substance is warmed, the atoms/molecules lose energy and move slower.
As atoms/molecules move faster, the temperature decreases.
As atoms/molecules move faster, the temperature decreases.
Cooling a substance results in the atoms/molecules getting closer together.
Cooling a substance results in the atoms/molecules getting closer together.
The volume of a substance decreases when it is warmed.
The volume of a substance decreases when it is warmed.
Heating a substance means energy is lost by the substance.
Heating a substance means energy is lost by the substance.
Temperature measures the average speed of atoms/molecules in a substance.
Temperature measures the average speed of atoms/molecules in a substance.
