00 x 108 ms speed of light electromagnetic radiation

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Unformatted text preview: a speed of 3.00 x 108 m/s (speed of light) Electromagnetic Radiation Electromagnetic Radiation wavelength Red light Blue light • Wave terms frequency wavelength amplitude node Amplitude wavelength Node Electromagnetic Radiation • Waves have a frequency of oscillation and a wavelength – Use the Greek letter “nu”, ν , for frequency • units are Hertz or cycles per sec, s-1 – Use the Greek letter lambda, λ , for wavelength λν = c where c = velocity of light Long wavelength C small frequency Short wavelength C high frequency Electromagnetic Spectrum Long wavelength C small frequency Short wavelength C high frequency Frequency determines color increasing increasing frequency frequency increasing increasing wavelength wavelength Electromagnetic Spectrum Electro Spectrum State of Science in 1900 State • Light and other radiation described by Maxwell’s equations • Motion of particles described by Newton’s equations • Most problems solved and understood • Unsolved...
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This note was uploaded on 10/24/2009 for the course CHEM 234234234 taught by Professor Johnson during the Fall '08 term at UCSD.

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