Across
1
Low area between mountains
3
Goods brought in from another country
7
Goods sold to another country
8
Largest hot desert in the world
11
Flat elevated area of land
Down
2
Cold treeless Arctic plain
4
Largest ocean on Earth
5
Land surrounded by water
6
Land surrounded by water on three sides
7
Imaginary line around the middle of Earth
9
Large area covered with trees
10
Piece of land jutting into the sea