Across
1
Total number of people in an area
4
Low area between mountains
5
Ridge of rock or coral near the surface
7
Wearing away of land by water or wind
8
Landform where river meets the sea
Down
1
Flat elevated area of land
2
Long-term weather patterns of an area
3
Height above sea level
6
Vast body of salt water
9
Area where water covers the soil
10
Region surrounding the North Pole
11
Tool for finding directions