https://padlet.com/3314321/pwg24258oqmv Made with panache en-us 2019-01-28 16:52:52 UTC 2025-12-13 18:45:11 UTC hello@padlet.com 3314321 https://padlet.com/3314321/pwg24258oqmv/wish/325024500 Far infrared is often defined as any radiation with a wavelength of 15 micrometers  to 1 mm corresponding to a range of about 20 THz to 300 GHz.

https://en.wikipedia.org/wiki/Far_infrared


]]> 2019-01-28 16:54:11 UTC https://padlet.com/3314321/pwg24258oqmv/wish/325024500 3314321 https://padlet.com/3314321/pwg24258oqmv/wish/325024714 the range of wavelengths or frequencies over which electromagnetic radiation extends.

https://en.wikipedia.org/wiki/Electromagnetic_spectrum


]]> 2019-01-28 16:54:31 UTC https://padlet.com/3314321/pwg24258oqmv/wish/325024714 3314321 https://padlet.com/3314321/pwg24258oqmv/wish/325024944 It consists of the shortest wavelength electromagnetic waves and so imparts the highest photon energy.

https://en.wikipedia.org/wiki/Gamma_ray


]]> 2019-01-28 16:54:53 UTC https://padlet.com/3314321/pwg24258oqmv/wish/325024944 3314321 https://padlet.com/3314321/pwg24258oqmv/wish/325025086 Infrared (IR) light is the part of the EM spectrum that people encounter most in everyday life, although much of it goes unnoticed. It is invisible to human eyes, but people can feel it as heat.

https://www.livescience.com/50260-infrared-radiation.html

]]> 2019-01-28 16:55:07 UTC https://padlet.com/3314321/pwg24258oqmv/wish/325025086 3314321 https://padlet.com/3314321/pwg24258oqmv/wish/325025242 Microwave ovens work by using very high levels of a certain frequency of RFradiation (in the microwave spectrum) to heat foods.

https://www.cancer.org/cancer/cancer-causes/radiation.../radiofrequency-radiation.html


]]> 2019-01-28 16:55:20 UTC https://padlet.com/3314321/pwg24258oqmv/wish/325025242 3314321 https://padlet.com/3314321/pwg24258oqmv/wish/325025344 Infrared radiation (IR), sometimes called infraredlight, is electromagnetic radiation (EMR) with longer wavelengths than those of visible light, and is therefore generally invisible to the human eye

https://en.wikipedia.org/wiki/Infrared

]]> 2019-01-28 16:55:30 UTC https://padlet.com/3314321/pwg24258oqmv/wish/325025344 3314321 https://padlet.com/3314321/pwg24258oqmv/wish/325025395 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 16:55:35 UTC https://padlet.com/3314321/pwg24258oqmv/wish/325025395 3314321 https://padlet.com/3314321/pwg24258oqmv/wish/325025544 Picometer is a length measurement unit. A picometer(pm) is a derived metric measurement unit of length.

https://www.aqua-calc.com/what-is/length/picometer


]]> 2019-01-28 16:55:48 UTC https://padlet.com/3314321/pwg24258oqmv/wish/325025544 3314321 https://padlet.com/3314321/pwg24258oqmv/wish/325025700 Radio waves are a type of electromagnetic radiation with wavelengths in the electromagnetic spectrum longer than infrared light.
https://en.wikipedia.org/wiki/Radio_wave

]]> 2019-01-28 16:56:02 UTC https://padlet.com/3314321/pwg24258oqmv/wish/325025700 3314321 https://padlet.com/3314321/pwg24258oqmv/wish/325025856 Ultraviolet (UV) designates a band of the electromagnetic spectrum with wavelength from 10 nm to 400 nm, shorter than that of visible light but longer than X-rays.
https://en.wikipedia.org/wiki/Ultraviolet

]]> 2019-01-28 16:56:15 UTC https://padlet.com/3314321/pwg24258oqmv/wish/325025856 3314321 https://padlet.com/3314321/pwg24258oqmv/wish/325025899 visible light is defined as the wavelengths that are visible to most human eyes.
https://www.livescience.com/50678-visible-light.html

]]> 2019-01-28 16:56:20 UTC https://padlet.com/3314321/pwg24258oqmv/wish/325025899 3314321 https://padlet.com/3314321/pwg24258oqmv/wish/325026027 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–particle_duality

]]> 2019-01-28 16:56:34 UTC https://padlet.com/3314321/pwg24258oqmv/wish/325026027 3314321 https://padlet.com/3314321/pwg24258oqmv/wish/325026146 An X-ray machine sends this radiation through the body. Some of the radiation emerges on the other side of the body, where it exposes film or is absorbed by a digital detector to create an image.
https://www.fda.gov/ForConsumers/ConsumerUpdates/ucm095505.htm]]> 2019-01-28 16:56:45 UTC https://padlet.com/3314321/pwg24258oqmv/wish/325026146