Answer:
1. Light enters a bottle half- filled with water and is reflected from the back of the it. The light is refracted both as it enters and as it leaves the half- filled water. Since the index of refraction of water varies with wavelength, the light is dispersed, and a rainbow is observed
2.violet light
Consequently, violet light is bent the most while red light is bent the least. This separtion of white light into its individual colors is known as dispersion of light.
Explanation:
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