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OpenStudy (anonymous):
A light wave travels at a speed of 3.0 × 10^8 meters/second. If the wavelength is 7.0 × 10^-7 meters, what is the frequency of the wave? A) 2.5 x 10^-14 hertz B) 4.3 x 10^14 hertz C) 1.7 x 10^-14 hertz D) 5.1 x 10^-14 hertz
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OpenStudy (anonymous):
You're really daft here....
OpenStudy (anonymous):
What?
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