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SAT® Subject Test in Physics

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Girl on Scale in Elevator

SATPHY-YK4LCC

A 500 Newton girl (just over 110 pounds) stands on a scale in an elevator. She is heading up to the tenth floor, and the elevator is slowing to a stop with a constant acceleration of $2\ m/s^{2}$.

About how much does the scale read as the elevator is stopping?

A

$400\ N$

B

$600\ N$

C

$500\ N$

D

$1000\ N$

E

$0\ N$