Questions: Electrical Energy

Question 1

What does a battery convert into electrical energy?

• A. Light energy
• B. Sound energy
• C. Chemical energy
• D. Kinetic energy

Answer: (C)

A battery stores chemical energy in its materials. When connected in a circuit, that chemical energy is converted into electrical energy.

Question 2

Electrical energy can be converted into heat, light, and sound.

• T. True
• F. False

Answer: True

Electrical energy is very versatile. A toaster turns it into heat, a lamp turns it into light, and a speaker turns it into sound.

Question 3

Name two devices in your home that run on electrical energy.

Model answer: A refrigerator and a television (also acceptable: lamp, toaster, computer, phone charger, microwave, fan, etc.).

Almost every device you plug in or that uses a battery runs on electrical energy converted from other forms.