Use the picture to match the vocabulary words to their definitions

• energy we can see

• Thermal

• energy of motion and moving parts

• Light

• heat energy

• Mechanical

• energy we can hear

• Electrical

• energy of charged particles

• Sound

90% of a light bulb's energy creates heat energy.

• True

• False

Which examples should be added to sound energy?

Pick TWO answers.

• bird chirping

• sun

• horn honking

• flashlight

• rainbow

Select two sources of NATURAL light.

Pick TWO correct answers.

• sun

• fire

• light bulb

• computer

Energy is the ability to do

What does the mechanical energy of turbines produce?

• light

• sound

• electricity

Which statement about mechanical energy is true?

• Mechanical energy can be used to produce other forms of energy.

• Mechanical energy is only used with wind and water.

• Wind turbines need electrical energy to do work.