Physics, 09.08.2021 04:30 villafana36
A model train running on an inclined track is part of a closed system that has 316 J of mechanical energy. If the kinetic energy of the train decreases from 314 J to 250 J, what happens to the gravitational potential energy of the system?
Answers: 3
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True or false: the revolution of the earth creates day and night as it rotates around the sun
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You throw a small rock straight up from the edge of a highway bridge that crosses a river. the rock passes you on its way down, 7.00 s after it was thrown. what is the speed of the rock just before it reaches the water 28.0 m below the point where the rock left your hand? ignore air resistance.
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Aparticle moves in a circle 1.50 m in radius . through what angle in radians does it rotate if it moves through an arc length of 2.50m? what is the angle in degrees?
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A model train running on an inclined track is part of a closed system that has 316 J of mechanical e...
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