Across
1
Area where water covers the soil
4
Goods brought in from another country
5
Flat elevated area of land
7
Largest river in South America
9
Imaginary line around the middle of Earth
Down
2
Cold treeless Arctic plain
3
Large slow-moving mass of ice
6
Dry land with little rainfall
8
Distance north or south of equator
9
Where river meets the sea
10
Flat grassland in tropical regions