Unit 4: WFE Practice #1

Answer each of the following questions regarding wavelength, frequency, and energy. You may use your unit 4 notes and a scientific calculator. Make sure all answers for calculations have the correct significant figures. You should base significant figures on any measured value given, and not on the constants shown below.

c=3.0 x 10 8 m/s
h= Planck's constant = 6.6262 x 10 -34 J*s

Answer format examples:
2.7 x 10 -7 m
3.2 x 10 -18 J
1.2 x 10 14 s-1 or 1.2 x 10 14 Hz

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