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This test consists of 5 multiple choice questions, 5 short answer questions, and 10 short essay questions.

Multiple Choice Questions

1. What kind of advanced development does Hawking predict for humanity?
(a) Weapon development.
(b) Biological and electronic development.
(c) Religious development.
(d) Social development.

2. Name two things that are doubling every forty years.
(a) Magnetism and force.
(b) Energy density and population.
(c) Kohl states and energy acceleration.
(d) Population and electricity consumption.

3. What paradox does time travel generate?
(a) The grandfather paradox.
(b) The grandmother paradox.
(c) The snooze button paradox.
(d) The light year paradox.

4. How many books a year are estimated to be published?
(a) Three hundred thousand books.
(b) One thousand books.
(c) Two hundred thousand books.
(d) Four hundred thousand books.

5. What kind of energy density might an advanced civilization be able to create?
(a) An energy density infinite on a spatial boundary.
(b) An energy density finite on a time boundary.
(c) An energy density finite on a spatial plane.
(d) An energy density infinite on a level ground.

Short Answer Questions

1. What is the name of Hawking's conjecture about the laws of physics and macroscopic time travel?

2. What does the p-brane model show about information?

3. Where does one set of possibilities lie in relation to using the laws of physics to explore the galaxy?

4. How can half-determinism be preserved in relation to black holes?

5. What is a practical limit on the design of faster computers?

Short Essay Questions

1. What does Hawking think about the possible technological level of extraterrestrials?

2. What will happen as brains increase in size?

3. What is the Schrodinger equation?

4. What are three of the things Hawking declares have increased exponentially, doubling every forty years of less?

5. How does Hawking begin Chapter Four?

6. What did the physicist John Wheeler mean when he said, "a black hole has no hair"?

7. What is the grandfather paradox?

8. What might happen if we do not destroy ourselves?

9. What final thought does Hawking have about Star Trek and humanity, in the closing of Chapter 6?

10. What does much of the possibility of time travel depend upon?

(see the answer keys)

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