Thermal Energy and Heat Transfer

Front

Removing thermal energy from a substance causes its atoms to vibrate ______.

Back

slower

Front

Conduction, convection, and radiation can happen at the same time. TRUE or FALSE?

Back

TRUE

Front

As kinetic energy of the molecules in a substance increases, the temperature __________.

Back

increases

Front

The transfer of thermal energy from one object to another is called _________.

Back

heat

Front

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

Back

releases

Front

What is thermal energy?

Back

Thermal energy is the total kinetic energy of the particles in a substance.

Front

What is conduction?

Back

Conduction is the transfer of heat through direct contact between materials.

Front

What is convection?

Back

Convection is the transfer of heat through the movement of fluids (liquids or gases).

Front

What is radiation?

Back

Radiation is the transfer of heat through electromagnetic waves, such as sunlight.

Front

What happens to the temperature of a substance when it absorbs heat?

Back

The temperature increases.