Give the definition of each of the following terms IN YOUR OWN WORDS. · Light dispersion · Sound waves · Law of Reflection · Selective reflection · Absorption

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1. Give the definition of each of the following terms IN YOUR OWN WORDS.

· Light dispersion

· Sound waves

· Law of Reflection

· Selective reflection

· Absorption

2. Classify sound and light waves as transverse or longitudinal, and describe the movement of their vibrations relative to the direction of wave travel.