Which color of light is scattered the most due to the atmosphere?

$A$ glass slab is placed over a page on which the word $VIBGYOR$ is printed with each letter in its corresponding colour. $(i)$ Will the image of all the letters be in the same place? $(ii)$ If not, state which letter will be raised to the maximum. Give a reason for your answer.

The bluish colour of water in deep sea is due to

In the figure,a ray of light $PQ$ is incident normally on one face $AB$ of an equilateral glass prism. What are the angles of incidence at faces $AB$ and $AC$?

State the cause of dispersion when white light enters a glass prism. Explain with a diagram.

Name the condition resulting due to the eye lens becoming cloudy.