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A student who weighs 600 N climbed the stairs from the first floor to the third floor, 15 meters above, in 25 seconds. How much work did she do?
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Two trains leave a station at the same time, train a travels at a constant speed of 16 m/s. train b starts at 8.0 m/s but accelerates constantly at 1.0 m/s squared. after 10.0 seconds, which train has the greater speed?
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A student who weighs 600 N climbed the stairs from the first floor to the third floor, 15 meters
ab...
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