Across
1
Tool for finding directions
4
Cold treeless Arctic plain
7
Body of water surrounded by land
8
Imaginary line around the middle of Earth
10
Dry land with little rainfall
12
Where river meets the sea
Down
2
Area where water covers the soil
3
Chain or group of islands
5
Half of the Earth
6
Flat elevated area of land
9
Region surrounding the North Pole
11
Landform where river meets the sea
13
Low-lying land surrounded by higher ground