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230 bytes added ,  04:31, 27 November 2013
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= Teaching Outlines =
 
= Teaching Outlines =
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#Light travels as electromagnetic radiation; with waves of different wavelengths
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#Light interacts with material particles in discrete packets called photons
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#Different wavelengths are associated with photons of different energies
    
==Concept #==
 
==Concept #==

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