Question

What have you learned in various light phenomena?

Answer 1

Explanation:

While the list of optical phenomena that can occur is more than you might imagine, there are a selected few that are the most common. I thought I'd take a look at the ones that you've probably seen – rainbows, halos, crepuscular rays and circumzenithal arcs – and explain how they form.

Answer 2

Answer:

reflection and refraction