Across
1
Total number of people in an area
6
Where river meets the sea
8
Large natural stream of water
11
Largest river in South America
Down
2
Half of the Earth
3
Physical features of land
4
City that is seat of government
5
Land surrounded by water on three sides
7
One of seven major landmasses
9
Region between the two tropic lines
10
Goods brought in from another country