Across
1
Largest ocean on Earth
3
Where river meets the sea
5
Total number of people in an area
6
Mountain that can erupt with lava
7
Area where water covers the soil
9
Body of water surrounded by land
Down
2
Largest river in South America
3
Wearing away of land by water or wind
4
Flat elevated area of land
8
Low-lying land surrounded by higher ground
10
Visual representation of an area
11
Line dividing two countries