Across
1
Large body of water partly enclosed by land
3
Height above sea level
4
Imaginary line around the middle of Earth
7
Wearing away of land by water or wind
9
Piece of land jutting into the sea
Down
1
Large slow-moving mass of ice
2
Flat elevated area of land
5
Low area between mountains
6
Chain or group of islands
8
Landform where river meets the sea