Across
1
Region surrounding the North Pole
4
Flat elevated area of land
5
Large slow-moving mass of ice
7
Vast body of salt water
Down
2
Mountain that can erupt with lava
3
Large area covered with trees
4
Largest ocean on Earth
6
Steep rock face at edge of land
8
Dry land with little rainfall
9
Long-term weather patterns of an area
10
Tool for finding directions