query: Why we don't work physically when we don't make something move?
positive_passages.docid: 3471
positive_passages.text: Why does holding something up cost energy while no work is being done?
negative_passages.docid: 117292
negative_passages.text: Is energy the ability to do work?
negative_passages.docid: 63069
negative_passages.text: Why the Principle of Least Action?
negative_passages.docid: 8798
negative_passages.text: During a collision, why is momentum not conserved in a participant's frame of reference?
negative_passages.docid: 133519
negative_passages.text: Why do objects move when you apply a force that's equal in magnitude to the friction?
negative_passages.docid: 47821
negative_passages.text: Term or phrase describing action occuring when not watching
negative_passages.docid: 43961
negative_passages.text: Work done against gravity
negative_passages.docid: 29182
negative_passages.text: What is the cause of centripetal/centrifugal force?
negative_passages.docid: 101527
negative_passages.text: Why is it that a force is not required for a body to move at constant velocity?
negative_passages.docid: 6592
negative_passages.text: if a body is stopped by means other than friction, where does energy go?
negative_passages.docid: 115489
negative_passages.text: Why Can Objects Fly and People (other than Dark Wizards) Can't?
negative_passages.docid: 48590
negative_passages.text: Does one's ability to use the Force depend on distance?
negative_passages.docid: 145418
negative_passages.text: Why does a body not rotate if force is applied on the centre of mass?
negative_passages.docid: 138173
negative_passages.text: Why do we treat weight as acting on the object?
negative_passages.docid: 90998
negative_passages.text: Can we know when rolling occurs without slipping?
negative_passages.docid: 120098
negative_passages.text: Work and Kinetic energy rely on each other which came first?
negative_passages.docid: 12641
negative_passages.text: How can friction do no work in case of pure rolling?