Across
1
Goods brought in from another country
3
Area where water covers the soil
4
Goods sold to another country
5
Height above sea level
11
Flat grassland in tropical regions
Down
2
Landform where river meets the sea
6
Imaginary line around the middle of Earth
7
Low area between mountains
8
Mountain that can erupt with lava
9
Ridge of rock or coral near the surface
10
Vast body of salt water