Across
1
Vast body of salt water
4
Flat elevated area of land
5
Land surrounded by water
7
One of seven major landmasses
10
Long-term weather patterns of an area
11
Region near the equator
Down
2
Half of the Earth
3
Flat grassland in tropical regions
6
Region between the two tropic lines
8
Large natural elevation of earth
9
Deep narrow valley with steep sides