User talk:66.87.124.210

April 2015
Welcome to Wikipedia. At least one of your recent edits, such as the edit you made to Rocky, did not appear to be constructive and has been reverted or removed. Although everyone is welcome to contribute to Wikipedia, please take some time to familiarise yourself with our policies and guidelines. You can find information about these at the welcome page which also provides further information about contributing constructively to this encyclopedia. If you only meant to make some test edits, please use the sandbox for that. If you think I made a mistake, or if you have any questions, you may leave a message on my talk page. Thank you. Sarr Cat ∑;3 20:30, 9 April 2015 (UTC)
 * If this is a shared IP address, and you did not make the edits, consider creating an account for yourself so you can avoid further irrelevant notices.

July 2015
Hello, I'm Sovereign Sentinel. I wanted to let you know that I undid one or more of your recent contributions to Cup because it did not appear constructive. If you would like to experiment, please use the sandbox. If you think I made a mistake, or if you have any questions, you can leave me a message on my talk page. sovereign°sentinel 05:29, 22 July 2015 (UTC)
 * If this is a shared IP address, and you did not make the edits, consider creating an account for yourself so you can avoid further irrelevant notices.

August 2015
Hello, I'm BracketBot. I have automatically detected that [//en.wikipedia.org/w/index.php?diff=677875798 your edit] to Momentum may have broken the syntax by modifying 1 "[]"s. If you have, don't worry: just [ edit the page] again to fix it. If I misunderstood what happened, or if you have any questions, you can leave a message on [//en.wikipedia.org/w/index.php?action=edit&preload=User:A930913/BBpreload&editintro=User:A930913/BBeditintro&minor=&title=User_talk:A930913&preloadtitle=BracketBot%20–%20&section=new my operator's talk page].
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 * [File:Relativity an apple in a lift.svg|thumb|Newton's apple in Einstein's elevator. In person A's
 * In a frame of reference moving at the speed $v$, the objects are brought to rest by the collision and 100% of the kinetic energy is converted.