Across
1
Flat elevated area of land
4
Mountain that can erupt with lava
6
Body of water surrounded by land
7
Goods brought in from another country
8
Imaginary line around the middle of Earth
Down
2
Distance north or south of equator
3
Piece of land jutting into the sea
5
Cold treeless Arctic plain
9
Largest river in South America
10
Vast body of salt water