Across
1
Long-term weather patterns of an area
3
Low-lying land surrounded by higher ground
5
Cold treeless Arctic plain
6
Goods sold to another country
7
Height above sea level
Down
2
Largest river in South America
4
Distance east or west of prime meridian
8
Vast body of salt water
9
Ridge of rock or coral near the surface
10
City that is seat of government
11
One of seven major landmasses