Across
1
Long-term weather patterns of an area
4
Large natural elevation of earth
5
Large area covered with trees
6
Area where water covers the soil
7
Deep narrow valley with steep sides
10
Ocean between Americas and Europe/Africa
Down
2
Wearing away of land by water or wind
3
Largest river in South America
8
Low-lying land surrounded by higher ground
9
Goods sold to another country
11
Cold treeless Arctic plain