Across
1
Line dividing two countries
3
Ocean between Americas and Europe/Africa
7
Land surrounded by water on three sides
10
Piece of land jutting into the sea
12
Area where water covers the soil
Down
2
Wearing away of land by water or wind
4
Goods sold to another country
5
Raised area of land, smaller than a mountain
6
Deep narrow valley with steep sides
8
Large body of water partly enclosed by land
9
Largest river in South America
11
Dry land with little rainfall