The air we breathe can also affect weathering in several ways. Which of the answers provided below is NOT a way that air is considered to contribute to weathering?

Select one:

a.
The ozone in the air will make rock brittle and crack.


b.
Wind will act as an abrasive agent wearing down rock.


c.
Oxygen in the air will act as a chemical agent and oxidize iron in rocks thereby wearing them down.