1) Work is a force applied to an object over a _________________ . a) energy b) work c) potential d) distance 2) Work done is positive when the force of the object is in the same direction as the _________________ . a) energy b) position c) motion d) gravity 3) When the force is in the opposite direction of the motion then the work is _________________ . a) positive b) negative c) zero d) double 4) The work done on a system is zero if there is no change in _________________ . a) motion b) position c) energy d) all of these 5) Work is a way to move energy between ________________ . a) systems b) positions c) forces d) all of these

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