1 Describe the wavelengths and frequencies of the different colors of light?

2 What did you observe about the corresponding energies from red to violet ?

3. Solve the following problems. n = c/

A. The speed of light in a piece of plastic cube is 2.00 x 108 meters per second. What
is the index of refraction of this plastic cube? Use c = 3.00 x 108 m/s_______

B. The speed of light in an unknown medium is measured to be 2.76 x 108 m/s. What is
the index of refraction of the medium? Use c= 3.00 x 108 m/s._______

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