Across
1
Physical features of land
5
Dry land with little rainfall
7
Vast body of salt water
8
Ridge of rock or coral near the surface
11
Cold treeless Arctic plain
Down
2
Where river meets the sea
3
Wearing away of land by water or wind
4
Half of the Earth
6
Chain or group of islands
9
Distance north or south of equator
10
Total number of people in an area
12
Ocean between Americas and Europe/Africa