Chapter3.Light and Atoms - 12 Balmer Series of Hydrogen 13...

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1 Light and Atoms Chapter 3
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2 Electromagnetic Radiation
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3 Light is both a wave and a particle !
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4 Speed of light = wavelength x frequency c = λf = 186,000 miles/s = 3 x 10 8 m/s
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5
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6 Electromagnetic Spectrum
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7 Black Body Radiation A blackbody perfectly absorbs all wavelengths and then re-radiates the energy back into space according to a specific formula.
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8 Structure of the Hydrogen Atom
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9
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10
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11 transmission grating (Astronomers use reflection gratings.)
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Unformatted text preview: 12 Balmer Series of Hydrogen 13 Emission Spectra Emission Spectra Each element has its own bar code. 14 Absorption Spectra Absorption Spectra dark lines dark lines 15 Which kind would you get from the Sun? 16 Are molecules found in stars? 17 Radio wavelengths X-ray wavelengths 18 Doppler Effect Works with any type of wave. 19 Atmospheric Absorption...
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This note was uploaded on 04/17/2008 for the course ASTRO 1504 taught by Professor Tabak during the Spring '08 term at Youngstown State University.

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Chapter3.Light and Atoms - 12 Balmer Series of Hydrogen 13...

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