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Light waves are traveling through glass. If the wavelength of some part of the light wave is 4 x 10-7 m and the frequency of that light is 5 x 1014 Hz, what is the speed of light through the glass?
7 years ago

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Steve
speed is measured in m/s, so it is clear that

v = (4*10^-7m)*(5*10^14/s) = 2*10^8 m/s
7 years ago
Bri
thank you
7 years ago

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