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SAT® Subject Test in Physics

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Sparrow Speed

SATPHY-VJLFE7

A sparrow flies around a circular path at a constant speed. If the radius of the circular path is $15.0\ m$ and the sparrow takes 10 seconds to complete one lap, about how fast is the sparrow flying?

A

$15\ m/s$

B

$20\ m/s$

C

$1.5\ m/s$

D

$9\ m/s$

E

$5 m/s$