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SAT® Subject Test in Physics

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Rock Sliding on Frozen Pond

SATPHY-JVXYIQ

A $6.0\ N$ horizontal force is applied to a flat rock on a friction less frozen pond, causing it to accelerate at$ 2.0 m/s^{2}$.

What is the mass of the rock?

A

$12\ kg$

B

$0.33\ kg$

C

$3.0\ kg$

D

$60\ kg$

E

$20\ kg$