Question

8. Water behind a dam, a moving car, and electricity moving in a circuit all are examples of

energy because they
a. Help accomplish a job
b. Can cause change
C. Are expensive to create
d. Come from fossil fuels

Answer 1

a. Help accomplish a job

Step-by-step explanation:

Energy is defined as the ability to do work. It is the ability to get a job done.

Where energy is deficient, no job or work can be done.

• In a water behind a dam, potential energy is stored.
• Potential energy is due to the position of a body.
• A moving car has kinetic energy which the energy due the motion of a body.
• Electrical energy is used to carry the currents in a circuit round about.