Across
1
Vast body of salt water
3
Half of the Earth
7
Tool for finding directions
9
Large natural elevation of earth
11
Height above sea level
Down
2
Low-lying land surrounded by higher ground
4
One of seven major landmasses
5
Piece of land jutting into the sea
6
Flat elevated area of land
8
Seasonal heavy rainfall
10
Large slow-moving mass of ice