Across
1
Ridge of rock or coral near the surface
5
City that is seat of government
6
Chain or group of islands
7
Cold treeless Arctic plain
10
Goods brought in from another country
11
Seasonal heavy rainfall
12
Long-term weather patterns of an area
Down
2
Large body of water partly enclosed by land
3
Goods sold to another country
4
Imaginary line around the middle of Earth
8
Low-lying land surrounded by higher ground
9
Where river meets the sea
13
Half of the Earth