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Physics, 22.06.2019 21:30
While carrying a heavy box up the stairs,you set the box on a step and rest. then you pick up the box and carry it to the top of the stairs. describe these actions in terms of balanced and unbalanced forces acting on the box.
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What is the relationship between globular clusters and the milky way?
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What is the period of a wave traveling 5 m/s if its wavelength is 20 m/s
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Physics, 23.06.2019 09:30
According to the second law of thermodynamics, what is true of entropy in all natural systems? a.it will always decrease. b.it will always increase. c.it will always remain the same. d.it is impossible to measure. e.it will always equal zero.
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a small dog with a mass of 6 kg is trained to jump a height of 2n. how much potential energy does th...
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