Energy

Energy is the ability to do work.

• True

• False

We see the effects of energy

• True

• False

Batteries store ...

• chemical energy

• electrical energy

• motion energy

• heat

Car keys, thermometers, wrist watch use _____

• 9V Batteries

• AA batteries

• Button batteries

Remote control, wall clock, toy cars use ...

• 9V Batteries

• AA Batteries

• Button Batteries

This is an energy transfer, a movement of energy from

• one form to another.

• one object to another.

Energy transformation is a change in energy from

• one form to another.

• one object to another.

A mini-drone is moving.

In addition to energy of motion, What form of energy do you hear?

• Light energy

• Heat energy

• Sound energy

A hair dryer produces sound and other forms of energy. What kind of energy helps dry your hair?

• Light energy

• Heat energy

• Sound energy

• Motion energy

A cell phone rings when it receives a call. Which of the following is the useful energy transfer for the phone?

• Electrical energy to hear

• Electrical energy to sound

• Electrical energy to light