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Amodel rocket with a mass of 0.212 kg is launched into the air with an initial speed of 84 m/s. how much kinetic energy will the rocket have at a height of 214 m? assume there is no wind resistance. 634 j 303 j
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Matter is needed to transfer thermal energy bya. conductionb. convectionc. radiation d. both a & b.
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Aprisoner is forced to go into one of three rooms, but he can choose which room. the first room is ablaze with fire. the second one is rigged with explosives that will go off as soon as he enters. the third contains a pair of lions who haven't eaten in years. which room should he choose to survive?
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What volume in liters is a cube 20cm on a side? if the cube is filled with water what is the mass o...
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