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SAT® Subject Test in Physics

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Moderate

Net Force on Colorful Objects

SATPHY-LKNLJJ

The velocity graphs pictured below represent the motions of five different colored objects of identical mass, with the color of the graph corresponding to the color of the object.

What is the order of objects, according to the magnitudes of the net forces they are experiencing during the time represented by their graphs, greatest first?

A

Blue, purple, red, yellow, green.

B

Purple, red, yellow, blue and green tie.

C

Blue and green tie, yellow, purple, red.

D

Purple, red, blue, yellow, green.

E

Yellow, red, purple, blue and green tie.