Across
1
Dry land with little rainfall
4
Land surrounded by water on three sides
5
Land surrounded by water
6
Distance north or south of equator
7
Largest river in South America
9
Goods brought in from another country
Down
2
Low-lying land surrounded by higher ground
3
Height above sea level
4
Total number of people in an area
8
Low area between mountains
10
Goods sold to another country