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Questions and Answers
What is the change in direction of waves when they bounce off a smooth barrier?
What is the change in direction of waves when they bounce off a smooth barrier?
What is the refractive index of air?
What is the refractive index of air?
What must be present for refraction to occur?
What must be present for refraction to occur?
What increases the degree of refraction?
What increases the degree of refraction?
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What is accompanied by a change in speed and wavelength of light waves?
What is accompanied by a change in speed and wavelength of light waves?
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