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Moving a greater with a smaller is the purpose of most machines. (fill the blanks asap )
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Students design a model roller-coaster track. they place a rubber ball at the highest point on the track and let it go. the ball rolls along the track pulled only by the force of gravity. eventually, it comes to a stop. which change to the design will result in the ball moving the greatest distance?
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Which best term to describe a chemical reaction that absorbs energy from its surroundings? a.thermal conductor b.thermal insulator c.endothermic d.exothermic
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Moving a greater with a smaller is the purpose of most machines. (fill the blanks asap )...
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