Question

What is happening in picture 2, why it is not same for
picture one? Can you name the phenomenon?​

Answer 1

Answer:

Picture 1: refraction

Picture 2:splitting up of white light

Explanation:

In picture 1, white light first passes into the slab, so it changes it's medium, then, it it comes back into the air medium after crossing the slab. this is called refraction.

In picture 2, whote light goes into a prism and splits up into the 7 colours (VIBGYOR). A prism is made up of glass and splits the white light into seven colours.