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

2. What kind of probability must this universe generate to produce a macroscopic time loop?
(a) A no boundary probability.
(b) A high enough probability.
(c) A functional probability.
(d) A low enough probability.

3. What kind of theory do we not have yet that is essential to figuring out time travel?
(a) Quantum gravity theory.
(b) Gravitational theory.
(c) Feynmann's historical theory.
(d) Simmon's spacetime theory.

4. What do black holes absorb?
(a) Heat.
(b) Weight.
(c) Energy.
(d) Mass.

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

6. How could this energy density be created?
(a) By dividing the molecules into fragments and then reassembling them.
(b) By creating new weights for each energy density.
(c) By separating virtual particles from real particles.
(d) By taking out virtual particles in a closed loop.

7. What would happen if energy escaped the black hole over time?
(a) Its temperature would rise.
(b) Its light would fragment.
(c) Its fragrance would emit.
(d) Its heat would escape as well.

8. What equation will be able to determine the wave function for information?
(a) Rossinger.
(b) Heisenberg.
(c) Popper.
(d) Schrodinger.

9. What kind of fluctuations do we have to consider to answer whether or not time travel is possible?
(a) Quantum fluctuations.
(b) Geological fluctuations.
(c) Spacetime fluctuations.
(d) Spatial fluctuations.

10. What does Hawking think black holes radiate?
(a) Sound.
(b) Heat.
(c) Energy.
(d) Light.

11. What does Hawking think one can do to positive vacuum energy?
(a) Ration it.
(b) Move it.
(c) Divide it.
(d) Square it.

12. What does the p-brane model show about information?
(a) Information will be captured in the p-brane waves' wave functions.
(b) Information cannot be captured.
(c) Information can be channeled through bell curves and wave functions.
(d) Information will escape a bit at a time through waves.

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

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

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

Short Answer Questions

1. What is doubling its computational power every eighteen months?

2. How is the following quote finished: "The human race needs to improve its mental and physical qualities to deal with an...?"

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

4. What is determinism threatened by?

5. What does Hawking say might happen if humans don't destroy themselves?

(see the answer keys)

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