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smox89 smox89
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11 years ago
A passenger at the rear of a train traveling at 17 m/s relative to Earth throws a baseball with a speed of 15 m/s in the direction opposite the motion of the train. What is the velocity of the baseball relative
to Earth as it leaves the thrower?s hand? Answer in meters per second.
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#1
11 years ago
if he threw in same direction as train traveled, the speeds would add and would be 32 m/s ...but since it was thrown in the direction opposite to travel, the speeds subtract ... 17-1 = 2 m/s in direction train is traveling
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