https://padlet.com/331325/9pp577sszf25 Made with an open mind en-us 2019-01-28 17:51:57 UTC 2024-10-26 08:31:09 UTC hello@padlet.com 331325 https://padlet.com/331325/9pp577sszf25/wish/325060356 Far infrared is a region in the infrared spectrum of electromagnetic radiation.
https://en.wikipedia.org/wiki/Far_infrared]]> 2019-01-28 17:54:22 UTC https://padlet.com/331325/9pp577sszf25/wish/325060356 331325 https://padlet.com/331325/9pp577sszf25/wish/325062613 the range of wavelengths or frequencies over which electromagnetic radiation extends.
https://en.wikipedia.org/wiki/Electromagnetic_spectrum ]]> 2019-01-28 17:57:42 UTC https://padlet.com/331325/9pp577sszf25/wish/325062613 331325 https://padlet.com/331325/9pp577sszf25/wish/325063372 A gamma ray or gamma radiation, is a penetrating electromagnetic radiation arising from the radioactive decay of atomic nuclei
https://en.wikipedia.org/wiki/Gamma_ray ]]> 2019-01-28 17:58:50 UTC https://padlet.com/331325/9pp577sszf25/wish/325063372 331325 https://padlet.com/331325/9pp577sszf25/wish/325064357  is electromagnetic radiation with longer wavelengths than those of visible light, and is therefore generally invisible to the human eye, although IR at wavelengths up to 1050 nano meters s from specially pulsed lasers can be seen by humans under certain conditions.
https://www.livescience.com/50260-infrared-radiation.html ]]> 2019-01-28 18:00:30 UTC https://padlet.com/331325/9pp577sszf25/wish/325064357 331325 https://padlet.com/331325/9pp577sszf25/wish/325064897 Microwave ovens work by using very high levels of a certain frequency of RF radiation (in the microwave spectrum) to heat foods.  https://www.cancer.org/cancer/cancer-causes/radiation-exposure/radiofrequency-radiation.html

]]> 2019-01-28 18:01:23 UTC https://padlet.com/331325/9pp577sszf25/wish/325064897 331325 https://padlet.com/331325/9pp577sszf25/wish/325066229  a spectroscopic method that uses the near-infrared region of the electromagnetic spectrum. https://en.wikipedia.org/wiki/Near-infrared_spectroscopy ]]> 2019-01-28 18:03:43 UTC https://padlet.com/331325/9pp577sszf25/wish/325066229 331325 https://padlet.com/331325/9pp577sszf25/wish/325066823 The photoelectric effect is the emission of electrons or other free carriers when light shines on a material. https://en.wikipedia.org/wiki/Photoelectric_effect]]> 2019-01-28 18:04:53 UTC https://padlet.com/331325/9pp577sszf25/wish/325066823 331325 https://padlet.com/331325/9pp577sszf25/wish/325067338  A picometer (pm) is a derived metric measurement unit of length.  https://www.aqua-calc.com/what-is/length/picometer]]> 2019-01-28 18:05:55 UTC https://padlet.com/331325/9pp577sszf25/wish/325067338 331325 https://padlet.com/331325/9pp577sszf25/wish/325068412  wave from the portion of the electromagnetic spectrum at lower frequencies than microwaves. The wavelengths of radio waves range from thousands of metres to 30 cm. ]]> 2019-01-28 18:07:52 UTC https://padlet.com/331325/9pp577sszf25/wish/325068412 331325 https://padlet.com/331325/9pp577sszf25/wish/325069131  includes wavelengths of electromagnetic energy between 10 and 400 nm, thus bridging the gap between ionizing radiation (X-rays) and visible light. https://www.sciencedirect.com/topics/medicine-and-dentistry/ultraviolet-radiation]]> 2019-01-28 18:09:04 UTC https://padlet.com/331325/9pp577sszf25/wish/325069131 331325 https://padlet.com/331325/9pp577sszf25/wish/325069792 The visible spectrum is the portion of the electromagnetic spectrum that is visible to the human eye. https://www.livescience.com/50678-visible-light.html]]> 2019-01-28 18:10:07 UTC https://padlet.com/331325/9pp577sszf25/wish/325069792 331325 https://padlet.com/331325/9pp577sszf25/wish/325070611 Wave–particle duality is the concept in quantum mechanics that every particle or quantum entity may be partly described in terms not only of particles, but also of waves. https://en.wikipedia.org/wiki/Wave%E2%80%93particle_duality]]> 2019-01-28 18:11:29 UTC https://padlet.com/331325/9pp577sszf25/wish/325070611 331325 https://padlet.com/331325/9pp577sszf25/wish/325071670 Most X-rays have a wavelength ranging from 0.01 to 10 nanometers, corresponding to frequencies in the range 30 petahertz to 30 exahertz and energies in the range 100 eV to 100 keV.
https://www.health.harvard.edu/cancer/radiation-risk-from-medical-imaging ]]> 2019-01-28 18:12:54 UTC https://padlet.com/331325/9pp577sszf25/wish/325071670