## Wavelength, frequency and energy

This is simple drill and practice involving electromagnetic radiation. When you press "New Problem", one of the cells in the first table will be filled.
Enter the two missing values and press "Check Ans" Results appear in the second
table. Pay close attention to the dimensions. You should continue with a problem
until you get it correct, but you can generate a new problem at any time.Use "e"
notation for sci notation. Thus, 2.3e-4 equals 2.3*10^{-4}