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Describe a compression and a rarefaction of a sound wave traveling through air
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Apackage of supplies is dropped from a plane, and one second later a second package is dropped. neglecting air resistance, the relative velocity of the 1st package viewed from the second will 56) a) increase. b) be constant. c) be zero. d) depend upon their weight. e) decrease
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Physics, 22.06.2019 16:00
Which composition of water moves to begin a deepwater current?
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Physics, 22.06.2019 18:40
Which body is in equilibrium? (1) a satellite orbiting earth in a circular orbit (2) a ball falling freely toward the surface of earth (3) a car moving with a constant speed along a straight, level road (4) a projectile at the highest point in its trajectory
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Physics, 22.06.2019 22:00
It takes a lot of energy to get the temperature of water to increase and eventually boil because water has a high heat.
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Describe a compression and a rarefaction of a sound wave traveling through air...
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