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This quiz consists of 5 multiple choice and 5 short answer questions through Chapter 7, Brane New World.

Multiple Choice Questions

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

2. What is the Planck length?
(a) The smallest weight in physics.
(b) The biggest weight in physics.
(c) The biggest length in physics.
(d) The smallest length in physics.

3. Where does one set of possibilities lie in relation to using the laws of physics to explore the galaxy?
(a) DNA.
(b) SNA.
(c) MNA.
(d) RNA.

4. What does Hawking believe we should try to understand?
(a) Market theory.
(b) The universe.
(c) Gravitational spin.
(d) All philosophy.

5. What proposal suggests that spontaneously created brane worlds have histories like nutshells?
(a) The nutshell proposal.
(b) The faunic proposal.
(c) The mineral proposal.
(d) The no boundary proposal.

Short Answer Questions

1. What is vacuum energy's force inverse to?

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

3. What famous quote is attributed to physicist John Wheeler?

4. What did Einstein resist to admit that general relativity implied if all the stars died?

5. What may be a law of nature?

(see the answer key)

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