Across
1
Dry land with little rainfall
4
Mountain that can erupt with lava
5
Land surrounded by water on three sides
7
Body of water surrounded by land
9
Half of the Earth
Down
2
Line dividing two countries
3
Distance north or south of equator
6
Largest river in South America
8
Seasonal heavy rainfall
10
One of seven major landmasses
11
Vast body of salt water