Multiple choice

A pond appears less deep due to

  1. reflection

  2. diffraction

  3. refraction

  4. polarisation

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Refraction is the bending of light as it passes from one medium to another, such as from water to air. This change in direction causes objects submerged in water to appear at a shallower depth than they actually are.