User talk:23.120.120.9

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December 2013[edit]

Information.svg Please refrain from making unconstructive edits to Wikipedia. Your edit to Potential energy constitutes vandalism and has been reverted. If you would like to experiment, please use the sandbox. Thank you. Donner60 (talk) 02:59, 19 December 2013 (UTC)

December 2013[edit]

Hello, and welcome to Wikipedia. This is a message letting you know that one of your recent edits to Potential energy has been undone by an automated computer program called ClueBot NG.