Across
1
Area where water covers the soil
4
Large natural elevation of earth
7
Long-term weather patterns of an area
9
Large slow-moving mass of ice
10
Raised area of land, smaller than a mountain
11
Land surrounded by water on three sides
12
Half of the Earth
Down
2
Where river meets the sea
3
Deep narrow valley with steep sides
5
Total number of people in an area
6
Dry land with little rainfall
8
Wearing away of land by water or wind