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Alittle girl kicks a soccer ball. it goes 10 feet and comes back to her. how is this possible?
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Physics, 21.06.2019 17:00
How much work is done lifting a 9.10 kg box straight up onto a shelf that is 1.80 m high?
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Physics, 22.06.2019 04:30
In a system, when potential energy decreases, then entropy also decreases. true false
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Physics, 22.06.2019 06:10
Africtionless piston-cylinder contains 50 l of saturated liquid r-134a. the piston has a mass and an area resulting in an applied pressure of 500 kpa on the refrigerant. the refrigerant is now heated until its temperature rises to 70∘c. calculate the work (in kj) done during this process.
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Physics, 22.06.2019 10:00
Amira pulls a 3 pound wagon 4 feet. how much work has she done?
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Alittle girl kicks a soccer ball. it goes 10 feet and comes back to her. how is this possible?...
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