Hi, I have a question and I hope anyone could answer it:
Fill in the blanks with suitable words:
(a) When a ray of light enters a prism, it bends the normal; as it leaves the prism, it bends the normal.
(b) White light is composed of ……….colours. The colours of white light deviated through the largest angle by a prism is ………
(a) towards, away from
(b) seven, violet.