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| 1. |
Define refraction. What happens when a ray passes a) a rarer medium to a denser mediumb) denser medium to a rarer medium |
| Answer» TION:Refraction - is the bending of a ray when it PASSES from one medium to anothera) RARER to denser - lowers the speed of rayb) denser to rarer - HIGHER the speed of ray | |