Across
1
Mountain that can erupt with lava
5
Chain or group of islands
6
Land surrounded by water
7
Half of the Earth
8
Seasonal heavy rainfall
9
Body of water surrounded by land
10
Region between the two tropic lines
11
Cold treeless Arctic plain
Down
2
One of seven major landmasses
3
Large area covered with trees
4
Height above sea level
5
Ocean between Americas and Europe/Africa
12
Land surrounded by water on three sides
13
Steep rock face at edge of land