Across
1
Ocean between Americas and Europe/Africa
6
Goods sold to another country
7
Mountain that can erupt with lava
9
Ridge of rock or coral near the surface
12
Deep narrow valley with steep sides
13
Wearing away of land by water or wind
Down
2
Distance east or west of prime meridian
3
Cold treeless Arctic plain
4
Region between the two tropic lines
5
Largest ocean on Earth
8
Largest river in South America
10
Landform where river meets the sea
11
Area where water covers the soil