Answer:
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Explanation:
The angle and wavelength at which the light enters a substance and the density of that substance determine how much the light is refracted. ... When light passes from a more dense to a less dense substance, (for example passing from water into air), the light is refracted (or bent) away from the normal.
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Look that one up in you text book PG:678 that is if you got the same book as my friend<span />
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