2

Why is a rainbow curved in shape? When dispersion of light takes place, light splits into seven colors, but when rainbow is formed it appear to be bent. Why does this happen even though light travels in a straight line?

Qmechanic
  • 220,844
user40647
  • 125

1 Answers1

15

Let me answer this one with some drawings:

enter image description here

Martin Ueding
  • 8,559