Fill in the blanks to complete the idea of the sentences. Write your answers on a separate sheet of paper. 1. is the bending of light as it passes from one medium to another of different optical densities.
2. The of a material is a quantity that compares the speed of light in that material to its speed in a vacuum.
3. When light moves from one medium to another of different , the speed changes, bringing changes in the direction of the refracted ray with respect to the normal line.
4. The component colors of white light arranged from the ___ bent to the bent are as follows: Red, Orange, Yellow, Green, Blue, Indigo and Violet.

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