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

2. What did Einstein wish people to abandon concerning time?
(a) A general notion of the ratio of time to speed.
(b) A universal notion of time.
(c) The idea of the 24 hour clock.
(d) That time equals money.

3. What did Newton's model suggest about time and space?
(a) Time and space are only observed.
(b) Time and space were not affected by events around them.
(c) Time and space are inter-related subparticle phenomena.
(d) Time and space can't be observed.

4. When were strings regarded as insufficient?
(a) Before 1985.
(b) After 1985.
(c) Before 1988.
(d) After 1988.

5. What are cosmic strings?
(a) Sections of space divided into tiny lines.
(b) Points between which waves connect.
(c) Objects with length but tiny cross sections.
(d) Planes with narrowly etched furrows.

Short Answer Questions

1. What did Hubble find about collections of stars?

2. What kind of explanation does Hawking give for how it might be possible to travel through time?

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

4. How were people's views of space-time changed because of Einstein's work?

5. Who developed quantum theory?

(see the answer key)

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