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If you lift a 20kg barbell 4.0 meters off the ground ,how much work did you do ?
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If you lift a 20kg barbell 4.0 meters off the ground ,how much work did you do ?
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Oct 17, 2019
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If you lift a 20kg barbell 4.0 meters off the ground ,how much work did you do ?
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MediaJunkie
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Pretty sure this should be 80 "J".
AlTheLazyMonkey
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Oct 21, 2019
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