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18 Oct 2018
88. The distance from Earth to the sun is 1.5 x 108 km. Find the number of crests in a light wave of frequency 1.0 x 101's! traveling from the sun to Earth.
88. The distance from Earth to the sun is 1.5 x 108 km. Find the number of crests in a light wave of frequency 1.0 x 101's! traveling from the sun to Earth.
Nelly StrackeLv2
19 Oct 2018
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