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

2. What kind of particles are WIMPS?
(a) Exotic particles.
(b) Generic particles.
(c) Absorbent particles.
(d) Leftover particles.

3. Name two things that are doubling every forty years.
(a) Magnetism and force.
(b) Energy density and population.
(c) Population and electricity consumption.
(d) Kohl states and energy acceleration.

4. In what kind of theory does matter behave according to quantum theory?
(a) Geometrical theory.
(b) Philosophical theory.
(c) Semiclassical theory.
(d) Special theory.

5. What outline of cosmic strings is flat?
(a) Wave outline.
(b) Space-time outline.
(c) Spatial outline.
(d) Atomic outline.

Short Answer Questions

1. How does Hawking think we should try to understand the beginning of the universe?

2. What does Hawking believe any good scientific theory should be rooted in?

3. What theory of Einstein's contradicted Newton's law of gravity?

4. In what realm of physics is it important to consider the Schrodinger equation?

5. What is one hundred thousand times faster than evolution?

(see the answer key)

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