| 单词 | potential energy |
| 释义 | potential energy (once / 28209 pages) n Potential energy is a type of energy an object has because of its position. A boulder on top of a hill has a lot of potential energy because it could roll down pretty fast at any moment. Maybe your parents have said that you have "so much potential!" Well, objects have potential too — specifically potential energy, a concept from the science of physics. This is the opposite of kinetic energy — energy derived from something currently in motion. Something with potential energy is in a position to get moving and is just waiting for a push or shove to do its thing. Like a skier waiting at the top of a mountain. WORD FAMILYpotential energy: potential energies USAGE EXAMPLESThey see it as government overreach and a block to potential energy development. BBC(Dec 29, 2016) They aren't the only ones eyeing roads and sidewalks as a potential energy source. US News(Oct 16, 2016) Warming seas are increasing the potential energy available to passing storms, effectively increasing the power ceiling or speed limit for these cyclones. US News(Oct 11, 2016) n the mechanical energy that a body has by virtue of its position; stored energy Syn|Hypo|Hyper P.E. elastic energy, elastic potential energy potential energy that is stored when a body is deformed (as in a coiled spring) mechanical energy energy in a mechanical form |
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