Question

In the mid-1950s, a researcher in Los Angeles was able to create smog by setting up a large, clear chamber and using it to expose auto exhaust to sunlight. He was demonstrating ________.

A) The cause of acidic deposition
B) Point source pollution
C) Non-point source pollution
D) The cause of ozone depletion
E) Photochemical reactions

Answer 1

Correct answer is (E) Photochemical reactions

Step-by-step explanation:

Photochemical smog is made in the presence of sunlight