Across
1
Wearing away of land by water or wind
4
Largest hot desert in the world
5
Where river meets the sea
8
Large natural stream of water
9
Mountain that can erupt with lava
11
Steep rock face at edge of land
Down
1
Goods sold to another country
2
One of seven major landmasses
3
Land surrounded by water on three sides
6
Deep narrow valley with steep sides
7
Area where water covers the soil
10
Region surrounding the North Pole