1.How much of the world's snow and ice does the Antarctic contain?

2.How does snow become dense, heavy ice?

3.What does it mean for an iceberg to calve?

4.How is nilas formed?

5.What happens to the ship Endurance that causes the crew to abandon it?

6.What is the task that Shackleton writes in his diary?

7.What does Shackleton announce is his plan after a quiet conference with Wild?

8.Why do Mrs. Chippy, the carpenter's cat, and the youngest puppies have to be killed?

9.What does Shackleton do with his gold?

10.What stretched ahead of the men into the white horizon?

11.What are the men on the lead sled equipped with?

12.How far have the men gone after two hours of backbreaking labor?

13.After camping for the night, what does Shackleton announce the next morning?