Across
1
Wearing away of land by water or wind
2
Body of water surrounded by land
5
Raised area of land, smaller than a mountain
6
Cold treeless Arctic plain
7
Total number of people in an area
8
Long-term weather patterns of an area
10
Landform where river meets the sea
Down
2
Distance east or west of prime meridian
3
Tool for finding directions
4
Mountain that can erupt with lava
9
Ocean between Americas and Europe/Africa