Across
1
Cold treeless Arctic plain
5
Raised area of land, smaller than a mountain
7
Steep rock face at edge of land
9
Long-term weather patterns of an area
10
Low area between mountains
11
Distance east or west of prime meridian
Down
2
Low-lying land surrounded by higher ground
3
Large area covered with trees
4
Landform where river meets the sea
6
Flat elevated area of land
8
Ridge of rock or coral near the surface
9
City that is seat of government