Across
1
Land surrounded by water on three sides
7
Height above sea level
9
Large slow-moving mass of ice
11
Half of the Earth
12
Dry land with little rainfall
13
Mountain that can erupt with lava
Down
2
Line dividing two countries
3
City that is seat of government
4
Largest hot desert in the world
5
Flat elevated area of land
6
Area where water covers the soil
8
One of seven major landmasses
10
Distance east or west of prime meridian