Trace the path of rays in the following ray diagrams:
Bent when it is partially dipped in watert

Due to refraction of light. it is the propery of light that when it passes from rarer medium(air) to denser medium(water), it bents slightly from the surface of separation. So when we see the pencil, it appears to be bent, i water.

Explanation:

you can pull a muscle   or fracture something

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