Across
1
Vast body of salt water
3
Half of the Earth
4
Landform where river meets the sea
10
Large area covered with trees
11
Where river meets the sea
Down
2
Land surrounded by water
5
Steep rock face at edge of land
6
Low-lying land surrounded by higher ground
7
Raised area of land, smaller than a mountain
8
Land surrounded by water on three sides
9
Imaginary line around the middle of Earth