Across
1
Land surrounded by water on three sides
4
Large natural stream of water
9
Region surrounding the North Pole
10
Mountain that can erupt with lava
Down
2
Region between the two tropic lines
3
Ocean between Americas and Europe/Africa
5
Largest ocean on Earth
6
Deep narrow valley with steep sides
7
Distance east or west of prime meridian
8
Dry land with little rainfall