Mexico’s most important natural resource is
a. gold.
b. petroleum.
c. coffee.
d. corn. reset selection

Relatively steep zone that is compared with the shelf that marks the boundary between continental crust and ocean crust.

How many active volcanos are there in nicaragua

Which of the following is an important principle of how water moves through a watershed? a. most freshwater is in the form of ice. b. small streams flow into larger streams. c. each watershed contains only a single source of water. d. clouds are formed through evaporation and then condensation.