What can cause granite, a rock that makes up landforms such as tall mountains, to break down into soil over time? A. heat from magma
B. burrowing organisms
C. pressure underground
D. exposure to plant acids

How did the war of 1812 contribute to an increase in u.s. manufacturing? a) the war provided more resources for factories to increase production. b) the war promoted trade between countries so that americans could focus on fighting. c) the war cut americans off from their previous supply of imported manufactured goods. d) the war limited transportation in america, making it necessary to import manufactured goods.

What types of elections are regulated by the constitution? a. the election of members of congress b. most elections at the local level c. the election of supreme court justices d. most elections at the state level

Why did the british government relax rules regulate trade for the american colonies in the late 1600s?