Across
1
Vast body of salt water
4
Distance east or west of prime meridian
5
Flat elevated area of land
6
Distance north or south of equator
7
Large natural elevation of earth
8
Region near the equator
Down
2
Flat grassland in tropical regions
3
One of seven major landmasses
9
Imaginary line around the middle of Earth
10
Large body of water partly enclosed by land
11
Mountain that can erupt with lava
12
Low area between mountains