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Question:

Which of the following has the most kinetic energy?

Answer Choices:

A. a 25-kg fish tank sitting on a table

B. a 50-g fish swimming in a fish tank

C. a 7,500-kg car parked on a steep hill

D. a 50-kg boulder suspended from a cliff


Sagot :

Answer:

B: a 50-g fish swimming in a fish tank.

Explanation:

I chooses B because kinetic energy is energy present in moving bodies or objects. And the fish swimming has kinetic energy because it is moving

B. Kinetic energy is by principle something that is moving. The other three are potential energy