Across
1
Raised area of land, smaller than a mountain
3
Distance north or south of equator
6
Cold treeless Arctic plain
7
Large natural stream of water
11
Largest ocean on Earth
Down
2
Low area between mountains
4
Visual representation of an area
5
Wearing away of land by water or wind
8
One of seven major landmasses
9
Seasonal heavy rainfall
10
Imaginary line around the middle of Earth