Across
1
Region surrounding the North Pole
5
Land surrounded by water on three sides
7
Long-term weather patterns of an area
8
Line dividing two countries
10
Largest river in South America
11
Ridge of rock or coral near the surface
Down
2
Piece of land jutting into the sea
3
Mountain that can erupt with lava
4
Deep narrow valley with steep sides
6
Goods sold to another country
9
Raised area of land, smaller than a mountain
12
Area where water covers the soil