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This quiz consists of 5 multiple choice and 5 short answer questions through Chapter 3, The Universe in a Nutshell.

Multiple Choice Questions

1. What is one reason Hawking takes multiple dimensions seriously?
(a) Unexpected relationships between various string models.
(b) Conclusive relationships between plane models.
(c) Expected relationships between diverse string thories.
(d) Unexpected relationships between multiple dimensions.

2. What is one of the twentieth century's greatest discoveries?
(a) There are extraterrestrials.
(b) The earth will be uninhabitable in fifty years.
(c) The universe is expanding.
(d) The universe is collapsing.

3. Who did Einstein encourage to begin nuclear research?
(a) President Johnson.
(b) President Roosevelt.
(c) President Grant.
(d) President Truman.

4. What did Hubble find about collections of stars?
(a) Collections of stars always have two megastars.
(b) Black holes can be found within large collections of stars.
(c) Super novas are common in collections of stars.
(d) They are sometimes red-shifted and blue-shifted.

5. Who believed they could interpret General Relativity so time had an infinite past and an infinite future?
(a) Hawking and Penrose.
(b) Lifshitz and Khalatnikov.
(c) Lucas and Marx.
(d) Shalob and Khalatnikov.

Short Answer Questions

1. What did the philosopher Immanuel Kant worry about concerning time and Newton's model?

2. How are galaxies distributed through space?

3. What is thought to expand at an accelerating rate in our universe?

4. What was the twentieth century's other complete conceptual revolution?

5. What does Hawking believe the possibility of intelligent beings depends on?

(see the answer key)

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