Across
1
Land surrounded by water on three sides
2
Steep rock face at edge of land
5
Region between the two tropic lines
7
Land surrounded by water
8
Cold treeless Arctic plain
10
Largest ocean on Earth
11
Long-term weather patterns of an area
Down
2
One of seven major landmasses
3
Imaginary line around the middle of Earth
4
Seasonal heavy rainfall
6
Largest river in South America
9
Large natural stream of water