Across
1
Largest ocean on Earth
4
Imaginary line around the middle of Earth
5
Cold treeless Arctic plain
8
Tool for finding directions
9
Height above sea level
Down
2
Land surrounded by water
3
Goods brought in from another country
4
Goods sold to another country
6
Steep rock face at edge of land
7
Deep narrow valley with steep sides
10
Largest hot desert in the world