physics

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An autographed baseball rolls oﬀ of a 0.67 m
high desk and strikes the ﬂoor 0.37 m away
from the desk.
How fast was it rolling on the desk before
it fell oﬀ? The acceleration of gravity is
9.81 m/s
2
.
Answer in units of m/s

• physics -

Divide 0.37 m by the time it takes to fall.

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