Across
1
Half of the Earth
2
Deep narrow valley with steep sides
6
Mountain that can erupt with lava
8
Line dividing two countries
11
Ocean between Americas and Europe/Africa
Down
2
One of seven major landmasses
3
Tool for finding directions
4
Distance north or south of equator
5
Piece of land jutting into the sea
7
Wearing away of land by water or wind
9
Land surrounded by water
10
Large slow-moving mass of ice