2. In Chapter 7, how far away is the Schiaparelli crater from Mark?
(a) 3,200 kilometers.
(b) 1,894 kilometers.
(c) 816 kilometers.
(d) 587 kilometers.

3. On Sol 40, what is the lowest percent that Mark can get the regulator to reduce the oxygen level to in the Hab at first?
(a) 10.
(b) 5.
(c) 20.
(d) 15.

4. To what degree does Mark intend to lower the temperature in the Hab to keep the soil alive while he extracts the hydrogen?
(a) 4 C.
(b) 1 C.
(c) 25 F.
(d) 10 F.

5. How far does the Hab’s nav beacon reach?
(a) 35 kilometers.
(b) 25 kilometers.
(c) 40 kilometers.
(d) 30 kilometers.

6. With what network is reporter Marty West?
(a) NBC.
(b) ABC.
(c) CBS.
(d) CNN.

7. When Mark landed on Mars, which crewman was he out of the MDV?
(a) Third.
(b) Sixth.
(c) Fifth.
(d) Fourth.

8. When there is too much oxygen, to what temperature does the regulator cool it?
(a) 0 C.
(b) 32 F.
(c) 90 kelvin.
(d) 21 kelvin.

9. What is the normal percent of oxygen in the Earth’s atmosphere?
(a) 42.
(b) 21.
(c) 18.
(d) 34.

10. In Chapter 12, how many seconds does Lewis say that Uncle Sam is paying for every second they are on Mars?
(a) $212,000.
(b) $78,000.
(c) $322,000.
(d) $100,000.

11. How many individuals can ride in the MDV?
(a) 8.
(b) 5.
(c) 7.
(d) 6.

12. In Chapter 11, how long has Mark spent as the loneliest man in history?
(a) 3 months.
(b) 65 days.
(c) 100 days.
(d) 2 months.

13. How many months before a mission does NASA sent the MAV?
(a) 36.
(b) 54.
(c) 18.
(d) 48.

14. How many different ships are used to get to and from Mars?
(a) 3.
(b) 1.
(c) 4.
(d) 2.

15. How days has a team of JPL engineers worked to piece together something that will interact with the modern Deep Space Network?
(a) 45.
(b) 15.
(c) 20.
(d) 60.