5 min readβ’march 13, 2023

Welcome to **Unit 3 AP Physics 1 Multiple Choice Questions**! Grab some paper and a pencil π to record your answers as you go. You can see how you did on the **Unit 3 Practice Questions Answers and Review** sheet once you're done. Don't worry, we have tons of resources available if you get stumped π on a question. And if solo study is not your thing, join a group in **Hours**!

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A. Kinetic friction

B. Static friction

C. Normal force

A. The riders' seatbelts are loose giving them a feeling of "weightlessness".

B. The riders are getting "pushed out" of their seats and therefore feel lighter at point "a".

C. The normal force for the riders is greater than the weight of the riders, mg.

A. The normal force for the riders is greater than the weight of the riders, mg.

B. The normal force for the riders is smaller in magnitude than their weight, mg.

C. The riders are getting "pushed down" in their seats and therefore feel heavier at point "b".

A. A

B. B

C. C

A. The satellite because Jupiter is so much more massive

B. Jupiter because the satellite has such little mass

C. Jupiter and the satellite feel the exact same force

A. Inward, perpendicular to the road.

B. Outward, perpendicular to the road.

C. Tangent to the curve in the forward direction.

A. 0 N

B. 5 N

C. 10 N

A. Centripetal force

B. Weight

C. Normal

A. The same force as the original

B. 2 times the original force

C. 4 times the original force

A. 1/4 of the original force

B. 1/2 of the original force

C. 2 of the original force

A. The acceleration is 1/4 of the original.

B. The acceleration is 1/2 of the original.

C. The acceleration is 2 times of the original.

A. 1/4 of the original

B. 1/2 of the original

C. 2 times the original

A. Weight

B. Force due to gravity

C. Tension

A. Velocity

B. Speed

C. Mass

A. Tension

B. Normal Force

C. Weight (mg)

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