Across
1
Height above sea level
5
Largest river in South America
6
Landform where river meets the sea
7
Large body of water partly enclosed by land
8
Wearing away of land by water or wind
9
Piece of land jutting into the sea
10
Raised area of land, smaller than a mountain
11
Goods brought in from another country
Down
2
Distance north or south of equator
3
Region surrounding the North Pole
4
Total number of people in an area
5
Chain or group of islands
12
Goods sold to another country