Electromagnetic Spectrum by Alyssa Smith https://padlet.com/smitha918/wqaceh7kil4a Made with swagger en-us 2018-02-12 18:25:49 UTC 2018-02-17 16:24:03 UTC hello@padlet.com Radio Waves have the longest wavelengths in the spectrum. smitha918 https://padlet.com/smitha918/wqaceh7kil4a/wish/230751068 Radio waves can be as long as a football field or as short as a football.]]> 2018-02-12 18:29:34 UTC https://padlet.com/smitha918/wqaceh7kil4a/wish/230751068 Microwaves wavelengths can be measured in centimeters. smitha918 https://padlet.com/smitha918/wqaceh7kil4a/wish/230760479 The longer microwaves are the waves that heat our food in microwave ovens.]]> 2018-02-12 18:45:00 UTC https://padlet.com/smitha918/wqaceh7kil4a/wish/230760479 smitha918 https://padlet.com/smitha918/wqaceh7kil4a/wish/230775393 2018-02-12 19:07:38 UTC https://padlet.com/smitha918/wqaceh7kil4a/wish/230775393 The heat we feel from the sunlight is infrared. smitha918 https://padlet.com/smitha918/wqaceh7kil4a/wish/230781301 The shorter infrared waves are not hot at all. You cannot even feel them. ]]> 2018-02-12 19:17:52 UTC https://padlet.com/smitha918/wqaceh7kil4a/wish/230781301 smitha918 https://padlet.com/smitha918/wqaceh7kil4a/wish/230783181 2018-02-12 19:20:55 UTC https://padlet.com/smitha918/wqaceh7kil4a/wish/230783181 smitha918 https://padlet.com/smitha918/wqaceh7kil4a/wish/230784384 2018-02-12 19:22:44 UTC https://padlet.com/smitha918/wqaceh7kil4a/wish/230784384 Light made up of the various frequencies of colored light. smitha918 https://padlet.com/smitha918/wqaceh7kil4a/wish/230785052 Our brain interprets color when electromagnetic radiation of this frequency fall on our retina.]]> 2018-02-12 19:23:54 UTC https://padlet.com/smitha918/wqaceh7kil4a/wish/230785052 smitha918 https://padlet.com/smitha918/wqaceh7kil4a/wish/230788897 2018-02-12 19:30:12 UTC https://padlet.com/smitha918/wqaceh7kil4a/wish/230788897 UV light has shorter wavelengths than visible light. smitha918 https://padlet.com/smitha918/wqaceh7kil4a/wish/230790610 These waves are invisible to the human eye but some insects like bumblebees can see them.]]> 2018-02-12 19:32:57 UTC https://padlet.com/smitha918/wqaceh7kil4a/wish/230790610 X-Rays can pass right through our bodies. smitha918 https://padlet.com/smitha918/wqaceh7kil4a/wish/230793273 X-rays can't travel through bones so they are left as shadows on the images of medical X-rays.]]> 2018-02-12 19:38:14 UTC https://padlet.com/smitha918/wqaceh7kil4a/wish/230793273 smitha918 https://padlet.com/smitha918/wqaceh7kil4a/wish/230795106 2018-02-12 19:41:47 UTC https://padlet.com/smitha918/wqaceh7kil4a/wish/230795106 Gamma rays have the smallest wavelength. smitha918 https://padlet.com/smitha918/wqaceh7kil4a/wish/230795891 Gamma rays can kill living cells. Medicine uses this to their advantage to kill cancer cells.]]> 2018-02-12 19:43:16 UTC https://padlet.com/smitha918/wqaceh7kil4a/wish/230795891 smitha918 https://padlet.com/smitha918/wqaceh7kil4a/wish/230797543 2018-02-12 19:46:14 UTC https://padlet.com/smitha918/wqaceh7kil4a/wish/230797543 smitha918 https://padlet.com/smitha918/wqaceh7kil4a/wish/232550267 2018-02-17 05:11:19 UTC https://padlet.com/smitha918/wqaceh7kil4a/wish/232550267 smitha918 https://padlet.com/smitha918/wqaceh7kil4a/wish/232550315 2018-02-17 05:12:33 UTC https://padlet.com/smitha918/wqaceh7kil4a/wish/232550315 smitha918 https://padlet.com/smitha918/wqaceh7kil4a/wish/232550466 2018-02-17 05:17:02 UTC https://padlet.com/smitha918/wqaceh7kil4a/wish/232550466 smitha918 https://padlet.com/smitha918/wqaceh7kil4a/wish/232550688 2018-02-17 05:23:46 UTC https://padlet.com/smitha918/wqaceh7kil4a/wish/232550688