People migrate as a result of push and pull factors, and their movement
affects both the places they leave and the places they arrive.
A. Describe TWO pull factors that might cause someone to migrate to
the United States.
B. Describe TWO push factors that might cause someone to migrate
away from the United States.
C. Give a detailed account of THREE consequences of migration to or
from the United States.

How does rain water cause erosion and deposition? a. when acidic water soaks into the ground, water dissolves limestone, resulting in the formation of caves.b. when a river overflows it moves downhill resulting in the formation of caves.c. when it rains, water flows into rivers and streams and moves back to land, resulting in the formation of caves.d. when water empties into lakes, sediment is deposited, resulting in formation of caves.