Across
1
Land surrounded by water on three sides
6
Largest river in South America
7
Wearing away of land by water or wind
8
Region surrounding the North Pole
9
Region near the equator
9
Region between the two tropic lines
10
Landform where river meets the sea
11
Vast body of salt water
Down
2
Raised area of land, smaller than a mountain
3
Large slow-moving mass of ice
4
Tool for finding directions
5
Distance north or south of equator