Across
1
Ridge of rock or coral near the surface
4
Seasonal heavy rainfall
5
Mountain that can erupt with lava
6
Distance north or south of equator
8
Land surrounded by water
9
Long-term weather patterns of an area
Down
1
Large natural stream of water
2
Largest ocean on Earth
3
Half of the Earth
7
Large body of water partly enclosed by land
10
Imaginary line around the middle of Earth
11
Wearing away of land by water or wind