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Find the momentum for a 2.6-kg brick parachuting straight downward at a constant speed of 8.4 m/s .
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Many machines- including inclined planes such as ramps- increase the strength of the force put into the machine but decrease the distance over which the force is applied.
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Several mountains together form a mountain . a few of these combined form a mountain system. several systems combined form a mountain , which can stretch thousands of miles in length.
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Ozone, o3 methane, ch4 oxygen gas, o2 all of these may be classified as a) ionic compounds b) covale...
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