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Contact forces such as the force of friction and the force of a glove on a punching bag are examples of
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What would the difference of spectral lines emitted by hydrogen gas in distant galaxies which is normally found at a wavelength of 21 cm on earth, be observed at 21.1 centimeters?
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F500 j of energy were added to 1 kg of each of these samples, which would experience the least temperature increase?
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Suppose while hauling rocks, you accidentally drop one. it breaks apart in flat, planar sections. what type of rock did you just drop? 20 points
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Which are advantages of renewable resources? check all that apply. renewable energy supplies are completely reliable everywhere. some renewable resources will never be used up. little or no waste is produced by renewable resource plants. electricity can be generated in large quantities. many renewable energy facilities have lower operating costs.
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Contact forces such as the force of friction and the force of a glove on a punching bag are examples...
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