Thermal Energy

Front

What is the measure of the average kinetic energy of the molecules in an object?

Back

Temperature

Front

In which state of matter do molecules move the fastest?

Back

Gas

Front

What is the transfer of thermal energy from a warmer object to a cooler object called?

Back

Heat

Front

In which state of matter do molecules move the slowest?

Back

Solid

Front

In which state of matter do molecules vibrate in place but do not change positions relative to each other?

Back

Solid

Front

What is thermal energy?

Back

The total kinetic energy of all the molecules in an object.

Front

What is the difference between heat and temperature?

Back

Heat is the transfer of thermal energy, while temperature is a measure of the average kinetic energy of molecules.

Front

What happens to the molecules in a substance as it is heated?

Back

They gain kinetic energy and move faster.

Front

What is the state of matter where molecules are tightly packed and vibrate in place?

Back

Solid

Front

What is the state of matter where molecules are loosely packed and can flow?

Back

Liquid