https://padlet.com/304875/7vxgml2n5uq5 Made with a stroke of good luck en-us 2017-11-02 18:13:23 UTC 2026-01-30 20:33:47 UTC hello@padlet.com 304875 https://padlet.com/304875/7vxgml2n5uq5/wish/203058126 move one's hand to and fro in greeting or as a signal.]]> 2017-11-02 18:14:25 UTC https://padlet.com/304875/7vxgml2n5uq5/wish/203058126 304875 https://padlet.com/304875/7vxgml2n5uq5/wish/203059309 the distance between successive crests of a wave, especially points in a sound wave or electromagnetic wave.]]> 2017-11-02 18:16:38 UTC https://padlet.com/304875/7vxgml2n5uq5/wish/203059309 304875 https://padlet.com/304875/7vxgml2n5uq5/wish/203059997 the maximum extent of a vibration or oscillation, measured from the position of equilibrium.]]> 2017-11-02 18:18:06 UTC https://padlet.com/304875/7vxgml2n5uq5/wish/203059997 304875 https://padlet.com/304875/7vxgml2n5uq5/wish/203060905 the rate at which something occurs or is repeated over a particular period of time or in a given sample.]]> 2017-11-02 18:19:59 UTC https://padlet.com/304875/7vxgml2n5uq5/wish/203060905 304875 https://padlet.com/304875/7vxgml2n5uq5/wish/203061946 Wave speed is the speed at which a wave travels.]]> 2017-11-02 18:21:51 UTC https://padlet.com/304875/7vxgml2n5uq5/wish/203061946 304875 https://padlet.com/304875/7vxgml2n5uq5/wish/203062818 a wave of compression and rarefaction, by which sound is propagated in an elastic medium such as air.]]> 2017-11-02 18:23:38 UTC https://padlet.com/304875/7vxgml2n5uq5/wish/203062818 304875 https://padlet.com/304875/7vxgml2n5uq5/wish/203064320 the range of wavelengths or frequencies over which electromagnetic radiation extends.]]> 2017-11-02 18:26:39 UTC https://padlet.com/304875/7vxgml2n5uq5/wish/203064320