User talk:97.81.105.6

October 2017
Hello, I'm Theinstantmatrix. An edit that you recently made to Longitudinal wave seemed to be a test and has been removed. If you want more practice editing, please use the sandbox. If you think a mistake was made, or if you have any questions, you can leave me a message on my talk page. Thanks! theinstantmatrix (talk) 23:51, 5 October 2017 (UTC)

Please refrain from making unconstructive edits to Wikipedia, as you did with this edit to Longitudinal wave. Your edits appear to constitute vandalism and have been reverted or removed. If you would like to experiment, please use the sandbox. Repeated vandalism can result in the loss of editing privileges. Thank you. Adam9007 (talk) 23:52, 5 October 2017 (UTC)

Please stop your disruptive editing. If you continue to vandalize Wikipedia, as you did at Longitudinal wave, you may be blocked from editing. The reverted edit can be found [//en.wikipedia.org/w/index.php?diff=803991820 here]. Ham tech  person  23:54, 5 October 2017 (UTC)