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

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

3. Who later showed that general relativity implied the Big Bang?
(a) Allen Walton and Roger Penrose.
(b) Stephen Hawking and Matthew Williams.
(c) Allen Walton and Zion Greenlee.
(d) Stephen Hawking and Roger Penrose.

4. What laws might allow space-time to warp to allow a spaceship to travel through the past?
(a) The laws of physics.
(b) The laws of geometry.
(c) The laws of aerodynamics.
(d) The laws of calculus.

5. What kind of energy density might an advanced civilization be able to create?
(a) An energy density finite on a time boundary.
(b) An energy density infinite on a level ground.
(c) An energy density infinite on a spatial boundary.
(d) An energy density finite on a spatial plane.

Short Answer Questions

1. Because of the curvature of space-time, how do paths appear to bend?

2. What will be preserved if this equation determines the wave function?

3. Who predicts that brane world could appear as bubbles?

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

5. On what scale does Hawking think time travel occurs?

(see the answer key)

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