2. When is it believed that the walking whale died out?
(a) 12 million years ago.
(b) 100 million years ago.
(c) 36 million years ago.
(d) 8 million years ago.

3. How many generators have been preserved at the old Russian ice station?
(a) 45.
(b) 52.
(c) 26.
(d) 37.

4. At the beginning of Chapter 7, how far is the Drakon from the surface?
(a) 2 meters.
(b) 1 meter.
(c) 3 meters.
(d) 4 meters.

5. In Chapter 7, at what speed are winds registering as the storm approaches the ice station?
(a) Around 90 mph.
(b) Over 85 mph.
(c) More than 70 mph.
(d) About 55 mph.

6. Into which mountains does Jennyfly into elude the plane that is pursuing her?
(a) Arrigetch.
(b) Alaska.
(c) Wrangell.
(d) Saint Elias.

7. At what temperature does seawater freeze?
(a) 35 degrees.
(b) 28.6 degrees.
(c) 26.4 degrees.
(d) 32 degrees.

8. Where did Matt used to go deer hunting with his father?
(a) Alabama.
(b) Georgia.
(c) Iowa.
(d) Colorado.

9. What is the name of Jenny's plane?
(a) Little Bird.
(b) Twin Otter.
(c) Twin Squirrel.
(d) Rushing Wind.

10. How many divers does it take to secure each of the titanium spheres in place?
(a) 4.
(b) 5.
(c) 7.
(d) 2.

11. What does the word "Drakon" mean?
(a) Dragon.
(b) Monster.
(c) Ghost.
(d) Devil.

12. How old was Matt's son when he died?
(a) 5.
(b) 2.
(c) 6.
(d) 8.

13. How many titanium cases does Viktor have with him on the submarine?
(a) 5.
(b) 6.
(c) 8.
(d) 7.

14. How much younger is Belinda than her husband Bennie?
(a) 10 years.
(b) 2 years.
(c) 5 years.
(d) 7 years.

15. How far does the waterfall drop that Jenny flies over as she tries to fly away from the plane that is shooting at them?
(a) 200 ft.
(b) 300 ft.
(c) 400 ft.
(d) 100 ft.