2. What two substances appear to produce the same energy in different habitats according to Hallam in Chapter 2?
(a) Selenium and calcium.
(b) Tungsten and plutonium.
(c) Atoms and diatoms.
(d) Positrons and neutrons.

3. What does Odeen learn about the Universe?
(a) It is shriveling and dying.
(b) It is big and overwhelming.
(c) It is everywhere and nowhere.
(d) It is expanding and growing.

4. Why can't Lamont take the message to anyone in Chapter 10?
(a) No one will believe them.
(b) Cannot be proved to have come from the para universe.
(c) It is invisible.
(d) Cannot be deciphered by anyone on their planet.

5. Who does Odeen feel the need to talk to in Chapter 2a?
(a) His mother.
(b) His father.
(c) His sister.
(d) His teacher.

6. Who sends Bronowski a message in Chapter 6?
(a) Denison.
(b) Hallam.
(c) Dua.
(d) Para men.

7. Who does Hallam refuse to consider gods in Chapter 3?
(a) Lunar inhabitants.
(b) Para men.
(c) Aliens.
(d) Droids.

8. Who supplied the seed in Chapter 2a?
(a) Rational.
(b) Optimist.
(c) Hard Ones.
(d) Emotional.

9. What is the dwelling of the Hard Ones that Tritt visits in Chapter 2c?
(a) Grottos.
(b) Condominiums.
(c) Treehouses.
(d) Caverns.

10. What could the Triad do once Dua arrived in Chapter 1c?
(a) Revolt.
(b) Melt.
(c) Sleep.
(d) Fight.

11. Who has babies in Chapter 2a?
(a) Tritt.
(b) Foster.
(c) Dua.
(d) Odeen.

12. What does Bronowski advise Lamont to do in Chapter 10?
(a) Write his will.
(b) Fight till death.
(c) Go live life.
(d) Run away.

13. What kind of role does the Hard One leading the project play?
(a) Hero.
(b) Political.
(c) Physicist.
(d) Villain.

14. Whose interviews are being refused in Chapter 3?
(a) Denison.
(b) Dua.
(c) Hallam.
(d) Lamont.

15. What does Lamont think that the electron pump can do to the sun?
(a) Make it explode.
(b) Suck up its energy.
(c) Give it energy.
(d) Make it evaporate.