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You searched for "spectrum"
We found 5 results on physics.org and 28 results in our database of sites
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28 are Websites,
0 are Videos,
and 0 are Experiments)
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Showing 21 - 28 of 28
Showing 21 - 28 of 28
Cosmic Background Radiation
A uniform background radiation in the microwave region of the spectrum is observed in all directions in the sky. It shows the wavelength dependence of a "black body" radiator at about 3 Kelvins ...
Hits: 2172
Hydrogen Spectrum
The basic hydrogen energy level structure is in agreement with the Bohr model. Common pictures are those of a shell structure with each main shell associated with a value of the principal quantum ...
Hits: 1433
Visible Light
The frequency and wavelength of visible light is a very narrow band in the electromagnetic spectrum. Its wavelength lies between 400 and 750 nm
Hits: 996
The Electromagnetic Spectrum
NASA page about electromagnetic waves with descriptions of such waves and their uses.Covers radio waves, microwaves, infrared, visible light, ultraviolet (UV), x-rays and gamma rays.
Hits: 3381
Earth Lessons and Classroom activities
Teachers can create their own lessons on Astrophysics Research, Artificial Earth Orbiting Satellite, Sine Waves, Electromagnetic Spectrum, Images of the Universe in Different Wavelengths, Satellite ...
Hits: 1975
Physical Sciences Resource Center
The Physical Sciences Resource Center (PSRC) is a project of the American Association of Physics Teachers (AAPT) which provides teacher resources for the entire spectrum of learners.
Hits: 790
Black body
This site allows the temperature of the Black Body applet to be set in two ways. The applet will then show you the spectrum and the apparent color of the object. Temperature can also be related to ...
Hits: 1154
Sir Owen Richardson
Sir Owen Richardson (1879 - 1959) worked on thermionics, photoelectric effects, magnetism, the emission of electrons by chemical action, the theory of electrons, the quantum theory, the spectrum of ...
Hits: 1719
Showing 21 - 28 of 28