Energy Transformations Review

Front

What type of energy is converted when gasoline burns in an engine?

Back

Chemical potential energy.

Front

Which device transforms electrical energy into sound?

Back

A radio.

Front

What is the sum of kinetic energy and potential energy within a system called?

Back

Mechanical energy.

Front

What energy transformations occur in a hydropower dam?

Back

Potential energy transforms to mechanical energy, which then transforms to electrical energy.

Front

In an energy transfer diagram for a ceiling fan, what fills in the blanks labeled M and N?

Back

N: Electrical energy and M: Kinetic energy.

Front

Define kinetic energy.

Back

The energy an object possesses due to its motion.

Front

Define potential energy.

Back

The energy stored in an object due to its position or state.

Front

What is mechanical energy?

Back

The sum of kinetic and potential energy in a system.

Front

What is electrical energy?

Back

Energy caused by the movement of electrons.

Front

What is sound energy?

Back

Energy produced by vibrating sound waves.