Across
1
Largest river in South America
4
Land surrounded by water
5
Large natural stream of water
7
Steep rock face at edge of land
9
Half of the Earth
10
Region surrounding the North Pole
11
Dry land with little rainfall
Down
2
Imaginary line around the middle of Earth
3
Physical features of land
4
Goods brought in from another country
6
Mountain that can erupt with lava
8
Area where water covers the soil
12
Tool for finding directions