Across
1
Wearing away of land by water or wind
4
Flat elevated area of land
5
Large body of water partly enclosed by land
6
Largest hot desert in the world
8
Large slow-moving mass of ice
Down
1
Where river meets the sea
2
Imaginary line around the middle of Earth
3
Dry land with little rainfall
4
Largest ocean on Earth
7
One of seven major landmasses
9
Low-lying land surrounded by higher ground