The Universe in a Nutshell Test | Final Test - Easy

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This test consists of 15 multiple choice questions and 5 short answer questions.

Multiple Choice Questions

1. How does Hawking describe exploring the galaxy?
(a) Slow and easy.
(b) Fast and furious.
(c) Quick and methodical.
(d) Slow and tedious.

2. What does Hawking say might happen if humans don't destroy themselves?
(a) Humans will need to ration food.
(b) Humans will need to procreate rapidly.
(c) Humans will spread to other planets.
(d) Humans will find a way to live on the Earth forever.

3. How could time travel be possible?
(a) If circular reasoning existed.
(b) If speed was inverse to time.
(c) If wormholes existed.
(d) If time travel loops existed.

4. What kind of explanation does Hawking give for how it might be possible to travel through time?
(a) General.
(b) Complex.
(c) Superficial.
(d) Blanket statement.

5. What do cosmic strings allow space-time to do?
(a) Curve around them.
(b) Separate them.
(c) Push them closer together.
(d) Push them apart.

6. What does Hawking compare to brains in the complexity versus speed trade-off?
(a) Electronic circuits.
(b) Malfunctioning circuit boards.
(c) Underground wires.
(d) Sonic waves.

7. What made DNA obsolete as the only source of information about humans?
(a) Culture.
(b) Quantum theory.
(c) Song.
(d) Language.

8. What would a civilization have to do to build a time machine?
(a) Surpass a time travel "horizon."
(b) Generate enough heat to fuel the time machine's engines.
(c) Create a new cosmos.
(d) Preclude the time travel paradox.

9. 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 infinite on a level ground.
(d) An energy density finite on a spatial plane.

10. What is the name of Hawking's conjecture about the laws of physics and macroscopic time travel?
(a) The Chronological Spacetime Conjecture.
(b) The Timeline Protection Conjecture.
(c) The Theoretical Projection Conjecture.
(d) The Chronology Protection Conjecture.

11. What is a practical limit on the design of faster computers?
(a) The speed of gravity.
(b) The acceleration of mass.
(c) The weight of gravity.
(d) The speed of light.

12. What famous quote is attributed to physicist John Wheeler?
(a) A black hole is bald.
(b) A black hole has no hair.
(c) A black hole is wearing a wig.
(d) A black hole has two hairs.

13. What barrier could wormholes break?
(a) The light barrier.
(b) The weight barrier.
(c) The sound barrier.
(d) The no-boundary barrier.

14. How do most discussions of time travel begin?
(a) With general relativity.
(b) With special relativity.
(c) With perpendicular theorems.
(d) With longitudinal equations.

15. What is one hundred thousand times faster than evolution?
(a) The increase in information.
(b) The increase in mass growth.
(c) The increase in energy states.
(d) The increase in population.

Short Answer Questions

1. What are the size of biological brains limited by?

2. What kind of probability must this universe generate to produce a macroscopic time loop?

3. What can p-branes predict?

4. How many books a year are estimated to be published?

5. What does the Schrodinger equation specify?

(see the answer keys)

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