Across
1
Mountain that can erupt with lava
4
Largest hot desert in the world
5
Land surrounded by water on three sides
8
Raised area of land, smaller than a mountain
9
Region surrounding the North Pole
Down
1
Low area between mountains
2
Large body of water partly enclosed by land
3
Body of water surrounded by land
6
Vast body of salt water
7
Wearing away of land by water or wind