Intro to Thermal Energy

Front

What happens to an object as its thermal energy increases?

Back

It heats up.

Front

A chemical reaction that ______ energy can be used to heat up other substances.

Back

releases

Front

Thermal energy comes from the ______ energy of the atoms and molecules that make up the matter.

Back

Kinetic

Front

A substance might freeze when thermal energy is ______ the substance.

Back

removed from

Front

Temperature measures the ______ kinetic energy of the atoms in a substance.

Back

average

Front

What is thermal energy?

Back

The total energy of all the particles in an object, including kinetic and potential energy.

Front

What is the relationship between thermal energy and temperature?

Back

As thermal energy increases, the temperature of the substance also increases.

Front

What happens to the particles in a substance when it is heated?

Back

The particles move faster and spread apart.

Front

What is conduction?

Back

The transfer of thermal energy through direct contact between materials.

Front

What is convection?

Back

The transfer of thermal energy through the movement of fluids (liquids and gases).