Across
1
Ocean between Americas and Europe/Africa
4
Landform where river meets the sea
5
Line dividing two countries
6
Where river meets the sea
7
Largest river in South America
8
Ridge of rock or coral near the surface
9
Imaginary line around the middle of Earth
12
Area where water covers the soil
Down
2
Physical features of land
3
Height above sea level
4
Dry land with little rainfall
6
Wearing away of land by water or wind
10
Total number of people in an area
11
Large slow-moving mass of ice