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3
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Allows some light to go through while reflecting the rest
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5
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Also known as 'ray' optics
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6
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Formed when rays can't reach a certain location, only visible sometimes
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7
|
When a line or ray makes with a perpendicular to the surface of the point of ___________
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8
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Something that reflects light when it touches its surface
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10
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Lines that are at a right angle towards eachother
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11
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Real or apparent reversal of left and right
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12
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The ray that occurs once light bounces off of an object
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13
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When reflected rays are not parallel anymore
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16
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Light that fall towards an object
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18
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Allows no light to pass through
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