Across
1
Largest river in South America
5
Steep rock face at edge of land
6
Body of water surrounded by land
7
Cold treeless Arctic plain
9
Distance north or south of equator
10
Goods brought in from another country
13
Flat elevated area of land
Down
2
Total number of people in an area
3
Physical features of land
4
Chain or group of islands
8
Landform where river meets the sea
11
Deep narrow valley with steep sides
12
Dry land with little rainfall