Question

Which of the following is a natural contributor to acidic rain?

a. Erosion

c. Bacteria

b. Water pollution

d. Lightning

Answer 1

E. None of the above.

Explanation:

A. erosion can create acidic run off depending on the location where there the erosion occurs. This does not happen in the atmosphere or affect the pH of rain.
B. Some forms of Bacteria create acidic conditions where they grown. Bacteria do not grow in the sky or affect the pH of rain.
C. Water pollution again can create acidic conditions in the water. but the acid stays in the solution. The water that evaporates into the atmosphere is neutral.
D. Lighting affects the atmosphere but does not create acidic conditions. o
E. Volcanos emit sulfur dioxide which reacts to produce sulfurous acid which causes acid rain.