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Physics, 22.06.2019 19:30
Coal contains energy. a. light b. kinetic c. chemical d. mechanical
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Physics, 22.06.2019 22:00
If a hiker that weighs 600 newtons climbs a 50 meter hill, how much gravitational potential energy has the hiker gained?
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Physics, 22.06.2019 22:20
A10-kg piece of aluminum sits at the bottom of a lake, right next to a 10-kg piece of lead, which is much denser than aluminum. which one has the greater buoyant force on it? explain. b - the aluminum a) both have the same buoyant force. b) the aluminum c) the lead d) it cannot be determined without knowing their volumes.
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A0.50 kilogram ball is held at a height of 20 meters. what is the kinetic energy of the ball when it...
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