Across
1
Raised area of land, smaller than a mountain
3
Largest ocean on Earth
4
Low area between mountains
5
Large body of water partly enclosed by land
6
Low-lying land surrounded by higher ground
8
Distance north or south of equator
Down
2
Distance east or west of prime meridian
3
Flat elevated area of land
7
Vast body of salt water
9
One of seven major landmasses