Podcast
Questions and Answers
When a substance is heated, energy is transferred from the substance.
When a substance is heated, energy is transferred from the substance.
False (B)
Temperature is a measurement of the average speed of atoms/molecules.
Temperature is a measurement of the average speed of atoms/molecules.
True (A)
Particles moving faster result in a lower temperature.
Particles moving faster result in a lower temperature.
False (B)
When a substance is cooled, the volume of the substance increases.
When a substance is cooled, the volume of the substance increases.
Atoms/molecules themselves expand or shrink when a substance is heated or cooled.
Atoms/molecules themselves expand or shrink when a substance is heated or cooled.
When a substance is heated, energy is transferred to the substance; energy is ____. Cooling a substance means that energy is transferred from the substance; energy is ____.
When a substance is heated, energy is transferred to the substance; energy is ____. Cooling a substance means that energy is transferred from the substance; energy is ____.
The faster the atoms/molecules move, the ____ the temperature. Temperature is a measurement of the average speed of atoms/molecules.
The faster the atoms/molecules move, the ____ the temperature. Temperature is a measurement of the average speed of atoms/molecules.
When particles are moving slower, that is a ____ temperature. When particles move faster, that results in a higher temperature.
When particles are moving slower, that is a ____ temperature. When particles move faster, that results in a higher temperature.
When a substance is warmed, the atoms/molecules gain energy and move ____. As a result, the collisions are stronger and more frequent.
When a substance is warmed, the atoms/molecules gain energy and move ____. As a result, the collisions are stronger and more frequent.
When a substance is cooled, the atoms/molecules lose energy and move ____. As a result, the collisions are not as strong and less frequent.
When a substance is cooled, the atoms/molecules lose energy and move ____. As a result, the collisions are not as strong and less frequent.
