2. How can changes in temperature make rocks break?
b. Minerals expand and do not return to their original size
a. Minerals expand and contract at the same speed
c. Minerals contract and do not expand
d. Minerals expand and contract in unequal amount
3. Which process can bring about chemical weathering?
a. oxidation
b, roots of trees
c. freezing water
d. wave action
4. The atmosphere can easily cause weathering in limestone because of its
a. Mineral content
b. Nitrogen content
c. Oxygen content
d. Carbon dioxide content
5.Where could chemical weathering occur rapidly?
a. in humid clim ates
b, in dry climates
c. in cold climates
d. in the polar regions​