what is light and also tell about its laws ? what is reflection and refraction
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Light is source which gives us sensation to sight
reflection - the bouncing back of light
refraction- the bending of light from moving to one medium to another
reflection - the bouncing back of light
refraction- the bending of light from moving to one medium to another
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The law of reflection states that, on reflection from a smooth surface, the angle of the reflected ray is equal to the angle of the incident ray. (By convention, all angles in geometrical optics are measured with respect to the normal to the surface—that is, to a line perpendicular to the surface.)
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