Across
1
Raised area of land, smaller than a mountain
4
Total number of people in an area
5
Where river meets the sea
6
Ocean between Americas and Europe/Africa
7
Height above sea level
8
Chain or group of islands
11
Long-term weather patterns of an area
Down
2
Land surrounded by water on three sides
3
Landform where river meets the sea
4
Largest ocean on Earth
9
Flat elevated area of land
10
Imaginary line around the middle of Earth