Across
1
Largest ocean on Earth
3
Imaginary line around the middle of Earth
5
Landform where river meets the sea
8
Visual representation of an area
9
Piece of land jutting into the sea
10
Distance east or west of prime meridian
Down
2
Body of water surrounded by land
4
Vast body of salt water
6
Chain or group of islands
7
Height above sea level