Across
1
Vast body of salt water
5
Long-term weather patterns of an area
6
Largest river in South America
10
Distance east or west of prime meridian
11
Raised area of land, smaller than a mountain
Down
2
Narrow sea inlet between cliffs
3
Physical features of land
4
Low-lying land surrounded by higher ground
7
Largest ocean on Earth
8
Flat grassland in tropical regions
9
Large natural elevation of earth