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Can a machine multiply input force? Input distance? Input energy?
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If 1 lb of fat is stored by the body for each 14.6×103kj of excess nutritional energy consumed, how long will it take this person to gain 1 lb?
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When the force acting on an object points at least partially in the direction of the motion the work done is considered to be negative
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The long handle on a rake is a(n) a. lever b. screw c. wedge d. inclined plane
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How does the electric potential energy between two charged particles change if one particle is reduced by a factor of 3? a. increased by a factor of 3 b. it is decreased by a factor of 9 c. it is reduced by a factor of 3 d. it is increased by a factor of 9
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Can a machine multiply input force? Input distance? Input energy?...
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