Across
1
Wearing away of land by water or wind
6
Goods sold to another country
8
Raised area of land, smaller than a mountain
10
Piece of land jutting into the sea
11
Large natural elevation of earth
Down
2
Total number of people in an area
3
Vast body of salt water
4
Region surrounding the North Pole
5
Distance east or west of prime meridian
7
Half of the Earth
9
Steep rock face at edge of land
12
Largest ocean on Earth
13
Flat elevated area of land