Across
1
Vast body of salt water
3
Low-lying land surrounded by higher ground
4
Goods sold to another country
7
Imaginary line around the middle of Earth
Down
2
Wearing away of land by water or wind
3
Line dividing two countries
5
Cold treeless Arctic plain
6
Ridge of rock or coral near the surface
8
Visual representation of an area
9
Long-term weather patterns of an area
10
Land surrounded by water on three sides
11
Tool for finding directions