Across
1
Large natural stream of water
4
Distance east or west of prime meridian
5
Large natural elevation of earth
6
Tool for finding directions
7
Line dividing two countries
8
Goods brought in from another country
11
Total number of people in an area
12
Cold treeless Arctic plain
Down
2
Where river meets the sea
3
Half of the Earth
7
Low-lying land surrounded by higher ground
9
Flat elevated area of land
10
Goods sold to another country