Across
1
Largest ocean on Earth
5
Goods sold to another country
6
Ridge of rock or coral near the surface
7
Large area covered with trees
9
Area where water covers the soil
12
Land surrounded by water on three sides
13
Region near the equator
Down
2
Vast body of salt water
3
Region surrounding the North Pole
4
Half of the Earth
8
Large slow-moving mass of ice
10
Piece of land jutting into the sea
11
Deep narrow valley with steep sides