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Acrobat Bart at the circus drops vertically onto the end of a see-saw, with his partner Art equidistant from the fulcrum at the other end. Art is propelled straight upward a distance twice that of Bart's dropping distance. Neglecting inefficiencies we seeSelect one:a. Art has half the mass of Bart. b. the masses of Art and Bart are equal.c. need more information
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