https://padlet.com/303928/h5m4ou1xx7hq en-us 2017-11-02 16:26:56 UTC 2023-02-21 11:59:20 UTC hello@padlet.com 303928 https://padlet.com/303928/h5m4ou1xx7hq/wish/202998005 Move one's hand to and fro in greeting or as a signal.]]> 2017-11-02 16:28:12 UTC https://padlet.com/303928/h5m4ou1xx7hq/wish/202998005 303928 https://padlet.com/303928/h5m4ou1xx7hq/wish/202998100 The distance between successive crests of a wave, especially points in a sound wave or electromagnetic wave.]]> 2017-11-02 16:28:20 UTC https://padlet.com/303928/h5m4ou1xx7hq/wish/202998100 303928 https://padlet.com/303928/h5m4ou1xx7hq/wish/202998180 The maximum extent of a vibration or oscillation, measured from the position of equilibrium.]]> 2017-11-02 16:28:29 UTC https://padlet.com/303928/h5m4ou1xx7hq/wish/202998180 303928 https://padlet.com/303928/h5m4ou1xx7hq/wish/202998358 The rate at which something occurs or is repeated over a particular period of time or in a given sample.]]> 2017-11-02 16:28:50 UTC https://padlet.com/303928/h5m4ou1xx7hq/wish/202998358 303928 https://padlet.com/303928/h5m4ou1xx7hq/wish/202998510 Wave speed is the speed at which a wave travels.]]> 2017-11-02 16:29:09 UTC https://padlet.com/303928/h5m4ou1xx7hq/wish/202998510 303928 https://padlet.com/303928/h5m4ou1xx7hq/wish/202998573 A wave of compression and rarefaction, by which sound is propagated in an elastic medium such as air.]]> 2017-11-02 16:29:15 UTC https://padlet.com/303928/h5m4ou1xx7hq/wish/202998573 303928 https://padlet.com/303928/h5m4ou1xx7hq/wish/202998694 The range of wavelengths or frequencies over which electromagnetic radiation extends.]]> 2017-11-02 16:29:32 UTC https://padlet.com/303928/h5m4ou1xx7hq/wish/202998694