Bend of light?

1. Nov 30, 2007

AFG34

In summer, sometimes you see heatwaves coming out of the hot concrete. I'm curious as to why light is bent or distorted and you cant really see clearly through these heat waves.

2. Nov 30, 2007

cesiumfrog

Are you familiar with "refraction"?

3. Nov 30, 2007

AFG34

hmm, i forgot about that from last year :D

4. Nov 30, 2007

mista_chewey

the light is passing through air with different densities due to heat i.e. refraction