Across
1
Goods brought in from another country
5
Ridge of rock or coral near the surface
6
Flat grassland in tropical regions
8
Largest ocean on Earth
9
Piece of land jutting into the sea
10
Goods sold to another country
Down
2
One of seven major landmasses
3
Largest river in South America
4
Flat elevated area of land
7
Vast body of salt water