Across
1
Area where water covers the soil
3
Region between the two tropic lines
5
Large natural elevation of earth
7
Total number of people in an area
9
Distance north or south of equator
10
Distance east or west of prime meridian
11
Goods sold to another country
Down
2
Large natural stream of water
4
Largest hot desert in the world
6
Ocean between Americas and Europe/Africa
8
Dry land with little rainfall
12
Where river meets the sea
13
Cold treeless Arctic plain