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The sun generates both mechanical and electromagnetic waves. which statement about those wave is true?
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Apulley with a mechanical advantage of 5 will require you to pull times the amount of rope. a. 1/5 b. 5 c. 10 d. 15
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Erosion of the beach is normally a slow process. however, in certain situations, large chunks of shore may wash out to sea. what could cause this to happen?
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Which is bigger, a kilometer or a mile?...
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