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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 is intuitive to think about the "ground state" or stationary state of an object?
(a) This object would have multiple energies.
(b) This object would have two energies.
(c) This object would have zero energy.
(d) This object would thrive in a black hole.

2. What does examining smaller distances require in physics?
(a) More mass than exists in black holes.
(b) More gravity than exists in black holes.
(c) More force than exists in black holes.
(d) More energy than exists in black holes.

3. Where does Hawking claim the matter we have not observed might be?
(a) In a nearby universe.
(b) In a nearby brane.
(c) In a nearby cosmos.
(d) In a nearby structure.

4. What was discovered in the 1970s that revealed a natural physical mechanism?
(a) A new sort of plane.
(b) A new sort of symmetry.
(c) A new sort of timewarp.
(d) A new sort of planck.

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

Short Answer Questions

1. Because galaxies are not far apart, fifteen billion years ago what might have occurred?

2. What does much of the possibility of time travel depend on?

3. What kind of philosophy do black holes have?

4. Name two things that are doubling every forty years.

5. What sort of lengths do P-branes have?

(see the answer key)

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