Physics, 15.04.2020 04:34 grayfaith16
A 50-gram ball is released from rest 80 m above the surface of the Earth. During the fall to the Earth, the total thermal energy of the ball and the air in the system increases by 15 J. Just before it hits the surface its speed is
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Physics, 22.06.2019 02:20
According to newton’s first law of motion, which force is expected to cause a body to accelerate?
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Notice how they put future which of the clouds shown would indicate a possible future rain storm? a) b) c) d)
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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.
Answers: 1
A 50-gram ball is released from rest 80 m above the surface of the Earth. During the fall to the Ear...
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