Across
1
Flat elevated area of land
5
Wearing away of land by water or wind
6
Land surrounded by water on three sides
7
Goods sold to another country
8
Landform where river meets the sea
9
Land surrounded by water
11
Flat grassland in tropical regions
Down
1
Total number of people in an area
2
Vast body of salt water
3
Line dividing two countries
4
Distance east or west of prime meridian
10
Ridge of rock or coral near the surface
12
One of seven major landmasses