Across
1
Total number of people in an area
6
Large natural stream of water
7
Distance north or south of equator
10
Vast body of salt water
11
Deep narrow valley with steep sides
Down
2
Imaginary line around the middle of Earth
3
Seasonal heavy rainfall
4
Largest river in South America
5
Goods sold to another country
8
Large body of water partly enclosed by land
9
Raised area of land, smaller than a mountain