Marcus tries to move a refrigerator but can't. Has he done work?
Yes, because he used energy.<...
Physics, 20.05.2020 02:57 davisparker5269
Marcus tries to move a refrigerator but can't. Has he done work?
Yes, because he used energy.
No, because he did not move the object.
Yes, because he exerted a force.
No, because he did not use energy.
Answers: 2
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In the cores of extremely hot red giants, nuclear reactions convert helium to
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