world war 2

1. A ridge of rocks or sand, often of coral, near the surface of the sea.
5. A landform created by deposition of sediment at the mouth of a river.
7. A vast, flat, treeless Arctic region where the subsoil is permanently frozen.
8. A piece of land surrounded by water.
10. One of the seven large landmasses of the Earth.
12. An area of relatively level high ground.
13. A broad inlet of the sea where the land curves inward.
14. A large, slow-moving mass of ice.

2. Imaginary line circling the Earth at 0 degrees latitude.
3. A long, narrow, deep inlet of the sea between high cliffs.
4. A mountain or hill with a vent where lava, rock fragments, hot vapor, and gas are ejected.
6. A narrow passage of water connecting two seas or two large areas of water.
9. A group or chain of islands.
11. A deep gorge, typically one with a river flowing through it.
15. A narrow strip of land connecting two larger land areas.