Physics, 17.10.2019 20:00 ellisc7044
During a workout, a football player pushes a blocking dummy a distance of 30 m. while pushing the dummy the same distance a second time, what would the player need to change to be certain that power output increases? the player would need to use a greater force and take more time. the player would need to use a greater force and take less time. the player would need to use a smaller force and take more time. the player would need to use a smaller force and take less time.
Answers: 2
Physics, 21.06.2019 16:30
In raising a 6200-n piano with a pulley system, the movers note that, for every 2.2 m of rope pulled down, the piano rises 0.12 m . ideally, find the force required to lift the piano.
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Abox sliding on a frictionless surface when it suddenly begins to rain heavily. if the downpour of rainfall falls vertically into the box, gradually filling it, what would happen to the speed of the box
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Physics, 24.06.2019 04:00
Aword or phrase for "a source of energy that contains more energy per kilogram than coal or petroleum and provides about 25% of the energy consumed in the u.s.a."
Answers: 1
During a workout, a football player pushes a blocking dummy a distance of 30 m. while pushing the du...
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