Across
1
Tool for finding directions
4
Ridge of rock or coral near the surface
6
Distance north or south of equator
7
Distance east or west of prime meridian
8
One of seven major landmasses
9
Total number of people in an area
11
Visual representation of an area
Down
2
Wearing away of land by water or wind
3
Large slow-moving mass of ice
5
Height above sea level
10
Vast body of salt water
12
Large area covered with trees