Across
1
Mountain that can erupt with lava
3
Where river meets the sea
8
Raised area of land, smaller than a mountain
9
Landform where river meets the sea
10
Half of the Earth
Down
2
Piece of land jutting into the sea
4
Cold treeless Arctic plain
5
One of seven major landmasses
6
Region near the equator
7
Ridge of rock or coral near the surface
11
Region surrounding the North Pole