Across
1
Goods sold to another country
4
Raised area of land, smaller than a mountain
6
Flat elevated area of land
8
Cold treeless Arctic plain
9
Imaginary line around the middle of Earth
11
Wearing away of land by water or wind
Down
2
Height above sea level
3
Chain or group of islands
5
Large natural stream of water
7
Large natural elevation of earth
10
Goods brought in from another country