Electromagnetic Waves by Gerron Williams https://padlet.com/williamsgerron/7y3t0v56vusc en-us 2017-02-28 01:35:14 UTC 2026-01-07 01:09:01 UTC hello@padlet.com What is the Electromagnetic Spectrum? williamsgerron https://padlet.com/williamsgerron/7y3t0v56vusc/wish/156608373 The electromagnetic spectrum is the complete spectrum (or continuum) of all forms of “light”]]> 2017-02-28 02:09:53 UTC https://padlet.com/williamsgerron/7y3t0v56vusc/wish/156608373 Radio waves williamsgerron https://padlet.com/williamsgerron/7y3t0v56vusc/wish/156609142 Low energy waves with longest wavelengths
Includes FM, AM, radar and TV waves
Wavelengths of 1 m (10 -1 m) and longer
Low frequency 
Used in many devices such as remote control items, cell phones, wireless devices, etc.
]]> 2017-02-28 02:18:45 UTC https://padlet.com/williamsgerron/7y3t0v56vusc/wish/156609142 Microwaves williamsgerron https://padlet.com/williamsgerron/7y3t0v56vusc/wish/156610393 Only radio waves are longer
Wavelength 1 x 10-1  m to 1 x 10 - 4m (1 m to 0.001 m)

used for communication, medicine and consumer use (microwave ovens)
]]> 2017-02-28 02:31:47 UTC https://padlet.com/williamsgerron/7y3t0v56vusc/wish/156610393 Infrared waves williamsgerron https://padlet.com/williamsgerron/7y3t0v56vusc/wish/156610704 Invisible electromagnetic waves that are detected as heat
Can be detected with special devices such as night goggles
Used in heat lamps
Higher energy than microwaves but lower than visible light
]]> 2017-02-28 02:34:28 UTC https://padlet.com/williamsgerron/7y3t0v56vusc/wish/156610704 Visible Light williamsgerron https://padlet.com/williamsgerron/7y3t0v56vusc/wish/156611498 The portion of the electromagnetic spectrum that human eyes can detect
ROY G BIV (red, orange, yellow, green, blue, indigo, violet)
Which color has the lowest frequency?
red has the lowest frequency – violet the highest
]]> 2017-02-28 02:40:52 UTC https://padlet.com/williamsgerron/7y3t0v56vusc/wish/156611498 williamsgerron https://padlet.com/williamsgerron/7y3t0v56vusc/wish/156611833 2017-02-28 02:44:02 UTC https://padlet.com/williamsgerron/7y3t0v56vusc/wish/156611833 williamsgerron https://padlet.com/williamsgerron/7y3t0v56vusc/wish/156611982 2017-02-28 02:45:06 UTC https://padlet.com/williamsgerron/7y3t0v56vusc/wish/156611982 X-Rays williamsgerron https://padlet.com/williamsgerron/7y3t0v56vusc/wish/156612126 High energy waves
 
Used in medicine, industry and astronomy
Can cause cancer
]]> 2017-02-28 02:46:05 UTC https://padlet.com/williamsgerron/7y3t0v56vusc/wish/156612126 williamsgerron https://padlet.com/williamsgerron/7y3t0v56vusc/wish/156612524 2017-02-28 02:49:55 UTC https://padlet.com/williamsgerron/7y3t0v56vusc/wish/156612524 Ultraviolet waves williamsgerron https://padlet.com/williamsgerron/7y3t0v56vusc/wish/156612865 Higher energy than light waves
Can cause skin cancer and blindness in humans
Used in tanning beds and sterilizing equipment
]]> 2017-02-28 02:53:05 UTC https://padlet.com/williamsgerron/7y3t0v56vusc/wish/156612865 Gamma rays williamsgerron https://padlet.com/williamsgerron/7y3t0v56vusc/wish/156613201 Highest energy
Blocked from Earth’s surface by atmosphere
]]> 2017-02-28 02:56:39 UTC https://padlet.com/williamsgerron/7y3t0v56vusc/wish/156613201 williamsgerron https://padlet.com/williamsgerron/7y3t0v56vusc/wish/156613363 2017-02-28 02:58:23 UTC https://padlet.com/williamsgerron/7y3t0v56vusc/wish/156613363 williamsgerron https://padlet.com/williamsgerron/7y3t0v56vusc/wish/156613478 2017-02-28 02:59:49 UTC https://padlet.com/williamsgerron/7y3t0v56vusc/wish/156613478 williamsgerron https://padlet.com/williamsgerron/7y3t0v56vusc/wish/156613613 2017-02-28 03:01:29 UTC https://padlet.com/williamsgerron/7y3t0v56vusc/wish/156613613