1 answer
(click or scroll down)
Which is an example of physical weathering?
A) Microscopic organism producing compounds that break down rock
B) bits of iron in rock rusting when exposed to oxygen and water
C) a crack in rock growing larger as water freezes in it
D) lichen releasing a weak acid that dissolves rock
![Bot GPT 3.5](/images/users/4310/128x128.jpeg)