Physics, 03.08.2019 18:30 lucaszsanches
One autumn day, ethan was sitting under a tree. he repeatedly got hit on the head and shoulders by falling acorns. he looked up at the huge oak tree and thought, "this is so much like the story of sir isaac newton and the apple tree." according to the story, what had newton discovered?
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The magnitude of the poynting vector of a planar electromagnetic wave has an average value of 0.939 w/m^2 . the wave is incident upon a rectangular area, 1.5 m by 2.0 m, at right angles. how much total electromagnetic energy falls on the area during 1.0 minute?
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Decreased sensitivity to an unchanging stimulus is known as
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One autumn day, ethan was sitting under a tree. he repeatedly got hit on the head and shoulders by f...
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