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This test consists of 5 short answer questions, 10 short essay questions, and 1 (of 3) essay topics.

Short Answer Questions

1. What does Hawking compare to brains in the complexity versus speed trade-off?

2. How could this energy density be created?

3. How does Hawking state particle states be represented?

4. What are wormholes?

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

Short Essay Questions

1. How does Hawking begin Chapter Four?

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

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

4. What does Hawking think he can prove about space-time paths?

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

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

7. What final thought does Hawking have about Star Trek and humanity, in the closing of Chapter 6?

8. What does Hawking claim might happen if children could gestate outside the womb?

9. What are wormholes?

10. What partially restores determinism and why?

Essay Topics

Write an essay for ONE of the following topics:

Essay Topic 1

Using Chapter Seven as an informative text, write an essay on WIMPs. Be sure to properly define WIMPs, discuss their relationship with potential shadow brane worlds, and also analyze the lack of gamma radiation coming from black holes.

Essay Topic 2

Hawking discusses the concept of brane worlds at length. Since brane worlds are a very difficult and far-reaching topic, write an essay that seeks to succinctly summarize the concept of brane worlds and their relationship with humans.

Essay Topic 3

Hawking uses the word "deterministic" quite a bit in Chapter Four. Identify what determinism means in this context, and how it relates to the universe. Then, summarize and analyze the controversy over whether or not the universe is deterministic and what this might entail.

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