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OpenStudy (anonymous):
PLEASE HELP ME What happens when light enters water? It slows down. It speeds up. Its speed does not change. It can´t get back out.
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OpenStudy (catlover5925):
If light travelling in air suddenly passes through glass or water, it bends. But the speed at which it propagates also changes. light slows down in glass or water, only to speed up again when it crosses back into air
OpenStudy (anonymous):
@Catlover5925 so its B
OpenStudy (anonymous):
slows down
OpenStudy (anonymous):
oh A
OpenStudy (anonymous):
thanks
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