Answers Physical Science Practice TestQuestion 5

5

practice testMultiple Choice

Practice Test

Question 5 • Physical Science

Which describes an object’s speed when free falling in a vacuum?

Answer

A

The object speeds up and then stops when air resistance equals gravity.

B

The object falls at a constant speed because only one force acts on it.

C

The object accelerates until it reaches its terminal velocity.

D

The object falls faster and faster until it strikes the ground.

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