Across
1
Chain or group of islands
7
Height above sea level
8
Large body of water partly enclosed by land
10
Large natural stream of water
11
Cold treeless Arctic plain
12
Raised area of land, smaller than a mountain
Down
2
Ridge of rock or coral near the surface
3
Vast body of salt water
4
Line dividing two countries
5
Wearing away of land by water or wind
6
Land surrounded by water on three sides
7
Ocean between Americas and Europe/Africa
9
Visual representation of an area