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SAT® Subject Test in Physics

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Moderate

Accelerating Wagon

SATPHY-K7ETIX

Pictured below are 5 different situations in which the same wagon is being pulled by the same amount of force at the angles indicated by the directions of the blue arrows.

Friction is negligible, and the wagon stays in contact with a horizontal surface in each case.

Rank the situations according to the amount of acceleration experienced by the wagon, greatest first.

A

5, 3, 2, 1, 4.

B

3 and 5 tie, 2, 1, 4.

C

1 and 2 and 4 tie, 3 and 5 tie.

D

5, 2, 1, 4, 3.

E

All tie.