Across
1
Landform where river meets the sea
5
Goods sold to another country
6
Region between the two tropic lines
7
Largest river in South America
8
Area where water covers the soil
10
Distance east or west of prime meridian
Down
2
Distance north or south of equator
3
Flat elevated area of land
4
Cold treeless Arctic plain
9
Total number of people in an area