Forms of Energy

What two forms of energy come from the sun?

• mechanical and sound

• electrical and chemical

• radiant and thermal

• kinetic and potential

Which form of energy does a moving object possess?

• light energy

• sound energy

• chemical energy

• mechanical energy

Energy is stored as ________________ in the foods we eat. It is also stored in batteries and in a match that is used to light a candle.

• chemical

• mechanical

• thermal

• heat

Which form of energy is transferred from one object to the other?

• Heat energy

• light energy

• sound energy

• mechanical energy

Which device uses chemical energy to produce electricity?

• generator
• radio
• television
• microwave oven

Which example has chemical energy present in it?

• electric circuit
• light bulb
• medicine
• television

What form of energy can travel through a vacuum or an empty space?

• electrical energy
• light energy
• mechanical energy
• sound energy

Which of the following does NOT possess mechanical energy?

• a lighted bulb
• pedalling a bike
• tapping the drums
• pushing a cart

All the following objects produce sound. Which one does not?

• drum
• guitar
• bulb
• sonar

How is light energy different from sound energy?

• Light energy moves slower than sound.
• Light helps you see while sound lets you hear.
• Light energy uses vibrations while sound does not.
• None of the above.