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What happens to light waves from a star as the star moves away from earth?
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He latent heat of vaporization for ethyl alcohol is 854 j/g. the amount of energy, rounded to the nearest whole number, needed to change 5.20 grams of ethyl alcohol from a liquid to a gas is
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Your friend increases her force on the desk by 30n . she doesn't change the direction of her push . what happens to the net force on the desk .will the desk accelerate
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A 51 kg pole vaulter falls from rest from a height of 5.4 m onto a foam rubber pad. The pole vaulter...
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