Across
1
Cold treeless Arctic plain
3
Line dividing two countries
4
Region surrounding the North Pole
5
Seasonal heavy rainfall
6
Raised area of land, smaller than a mountain
7
Land surrounded by water
8
Land surrounded by water on three sides
Down
1
Region near the equator
1
Region between the two tropic lines
2
Vast body of salt water
3
Low-lying land surrounded by higher ground
9
Mountain that can erupt with lava
10
Goods sold to another country