The process through which light rays falling on the surface on an object are sent back is called reflection of light. Thus, when light falls on the surface of an object it sends back the light. The ...

Refraction close refractionProcess by which a wave changes speed and sometimes direction upon entering a denser or less dense medium, eg a light ray changes direction when refracted by a lens. of ...

Answer 3 is correct. You see the same no matter how far back you go. This may seem counter-intuitive. We've all checked our reflection before going out, and it seems natural that to see our whole body ...

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