Across
1
Largest hot desert in the world
2
Low-lying land surrounded by higher ground
4
Goods brought in from another country
6
Ridge of rock or coral near the surface
7
Land surrounded by water
8
Body of water surrounded by land
Down
2
Line dividing two countries
3
Area where water covers the soil
5
Large slow-moving mass of ice
9
Distance east or west of prime meridian