Physics, 08.02.2021 22:10 alleyeverett031
An Olympic high jumper, with a mass of 82 kg, has a
maximum gravitational potential energy of 1970 J. How
high was the jump?
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Physics, 21.06.2019 17:30
In a heat engine if 1000 j of heat enters the system the piston does 500 j of work, what is the final internal energy of the system if the initial energy was 2000 j ?
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Physics, 22.06.2019 10:30
Agroup of students were investigating the force of gravity. they began by dropping a foam ball from a height of 3 meters into a bucket of sand. the ball hit the sand in 0.306 seconds. they dropped additional balls of approximately the same diameter, but of different masses. here is the data they collected. based on this experiment and the collected data, what would their conclusion be?
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If a simple machine reduces the strength of a force, what must be increased?
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Arrange the images in order to show how lake-effect snow occurs.
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An Olympic high jumper, with a mass of 82 kg, has a
maximum gravitational potential energy of 1970...
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