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Mirror Mirror… answer these warm up questions on your own. 1) What do you use a mirror for? 2) What are mirrors made of?. Pg # of textbook where topic is found. Why are mirrors polished?. Pg # of textbook where topic is found. Law of Reflection θ i = θ r. normal.
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Mirror Mirror…answer these warm up questions on your own 1) What do you use a mirror for? 2) What are mirrors made of? Pg # of textbook where topic is found
Why are mirrors polished? Pg # of textbook where topic is found
Law of Reflectionθi = θr normal • normal - imaginary line perpendicular () to mirror • specular reflection - light reflects symmetrically because entire smooth surface has the same normal • diffuse reflection – light scatters in all directions due to each surface irregularity having its own normal Pg # of textbook where topic is found
Real-World App How does what you just learned about reflection relate to a shoe shine?