Types of Energy and Their Examples

What is mechanical energy?

• Energy that results from the flow of charged particles.

• Energy produced by a machine or a moving part.

• Energy that can be measured by a thermometer.

• Energy that travels as waves through the air and water.

Which of the following is an example of something that uses mechanical energy to operate?

• A washing machine

• A cell phone

• A light bulb

• A television

What is electrical energy a result of?

• The movement of heat.

• The flow of charged particles.

• The vibration of air molecules.

• The reflection of light waves.

Which of these devices uses electrical energy?

• A bicycle

• A computer

• A toaster

• A drum

What type of energy is light energy?

• Kinetic energy

• Electromagnetic energy

• Potential energy

• Chemical energy

What happens when light energy enters our eyes?

• It creates an image.

• It produces sound.

• It generates heat.

• It causes vibrations.

Which of these is an example of a powerful source of light energy?

• A flashlight

• A candle

• A laser

• A glow stick

How is thermal energy measured?

• With a ruler

• With a thermometer

• With a scale

• With a stopwatch

What type of energy is produced when you rub your hands together quickly?

• Electrical energy

• Thermal energy

• Light energy

• Sound energy

What is sound energy?

• Energy that flows as charged particles.

• Energy that can be seen by our eyes.

• Mechanical energy that travels as waves.

• Energy that warms objects.