Antarctica

3. parallel wave-like ridges.
5. the condition of having a dangerously low body temperature.
8. the fat of sea mammals.
11. sail all the way around something.
15. a long, narrow, deep inlet of the sea between high cliffs.
16. A large flat sheet of sea ice
17. frozen sea that formed somewhere else and has floated to its present position carried by wind, tides and currents.
19. a stretch of open water surrounded by ice.

1. an isolated peak of rock projecting above a surface of inland ice or snow.
2. an arthropod of the large, mainly aquatic group that includes crab, lobster, shrimp, and barnacle.
4. plankton consisting of microscopic plants.
6. a mass of rocks and sediment carried down and deposited by a glacier.
7. a sharp mountain ridge.
9. a severe snowstorm with high winds.
10. a stretch of open water surrounded by ice.
12. a deep open crack, especially one in a glacier.
13. a waterproof jacket that is normally used in polar regions.
14. a covering of ice over a large area
17. an area of fairly level high ground.
18. a deep fissure in the earth's surface.