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=='''势能'''==

[[File:Ce47e2c311eb3f669d3ca1532c1d7a40 3.jpg|缩略图|250px|[https://image.so.com/view?q=%E5%8A%BF%E8%83%BD&src=srp&correct=%E5%8A%BF%E8%83%BD&ancestor=list&cmsid=82bdfa0b0b7314a9010c42d95f71f1f3&cmras=0&cn=0&gn=0&kn=0&fsn=60&adstar=0&clw=254#id=688610c82d54d815ce9069da361fc129&currsn=0&ps=60&pc=60 原圖鏈接][https://www.so.com/s?src=lm&ls=s112c46189d&q=%E5%8A%BF%E8%83%BD&lmsid=8b13319e5b751bd3&lm_extend=ctype%3A3 来自360搜索]]]

===重力势能===

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