Across
1
Steep rock face at edge of land
3
Height above sea level
5
Total number of people in an area
7
Body of water surrounded by land
9
Physical features of land
12
Largest ocean on Earth
Down
2
Half of the Earth
4
Large body of water partly enclosed by land
6
Seasonal heavy rainfall
8
Region near the equator
10
Large natural elevation of earth
11
Largest river in South America