Across
1
Landform where river meets the sea
2
Height above sea level
4
Large body of water partly enclosed by land
5
Vast body of salt water
6
Total number of people in an area
10
Flat grassland in tropical regions
Down
2
Region surrounding the North Pole
3
Narrow sea inlet between cliffs
7
Steep rock face at edge of land
8
Tool for finding directions
9
Cold treeless Arctic plain
11
Physical features of land
12
Large slow-moving mass of ice