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This test consists of 5 multiple choice questions, 5 short answer questions, and 10 short essay questions.

Multiple Choice Questions

1. What would happen if energy escaped the black hole over time?
(a) Its fragrance would emit.
(b) Its heat would escape as well.
(c) Its temperature would rise.
(d) Its light would fragment.

2. What does Hawking say extraterrestrials might be like?
(a) Like humans.
(b) Not very bright.
(c) Easy to get along with.
(d) Very primitive or very advanced.

3. As the brain increases in size, what may become slower as it grows more complex?
(a) Computation.
(b) Informational weight.
(c) Hard drives.
(d) Informational value.

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

5. What does Hawking compare to brains in the complexity versus speed trade-off?
(a) Electronic circuits.
(b) Malfunctioning circuit boards.
(c) Underground wires.
(d) Sonic waves.

Short Answer Questions

1. What paradox does time travel generate?

2. What question does Hawking ask about extraterrestrials?

3. What does Hawking think one can do to positive vacuum energy?

4. How does Hawking describe exploring the galaxy?

5. What are cosmic strings?

Short Essay Questions

1. How do cosmic strings relate to space-time?

2. What might happen if we do not destroy ourselves?

3. What did Strominger and Vafa postulate in 1996?

4. At what rate is the computational power of computers increasing, and what computational rate might they actually reach?

5. What are three of the things Hawking declares have increased exponentially, doubling every forty years of less?

6. What is the main question concerning space-time, if one avoids philosophical discussion and focuses on the laws of physics?

7. What will happen as brains increase in size?

8. What is the grandfather paradox?

9. What might p-branes be able to predict?

10. What is a time travel "horizon"?

(see the answer keys)

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