Across
1
Imaginary line around the middle of Earth
5
Area where water covers the soil
8
Height above sea level
9
Largest hot desert in the world
10
Large natural stream of water
11
Seasonal heavy rainfall
Down
2
Flat elevated area of land
3
Region surrounding the North Pole
4
One of seven major landmasses
6
Half of the Earth
7
Dry land with little rainfall