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This quiz consists of 5 multiple choice and 5 short answer questions through Chapter 11 Conclusion.

Multiple Choice Questions

1. How far away is our sun from the earth in terms of light?
(a) 8 light months.
(b) 9 light minutes.
(c) 8 light minutes.
(d) 9 light months.

2. A black hole has zero what?
(a) Curvature.
(b) Expansion.
(c) Mass.
(d) Volume and surface area.

3. Hawking believes that scientists are too taken up with the "what" of the universe to ask which question?
(a) Who?
(b) How?
(c) When?
(d) Why?

4. In what year did Edwin Hubble discover galaxies outside of our own?
(a) 1942.
(b) 1934.
(c) 1924.
(d) 1954.

5. Mathematics is the language of what?
(a) Physics.
(b) How things work in the universe.
(c) Engineers.
(d) Natural sciences.

Short Answer Questions

1. What force is the weakest of the four categories of forces?

2. Hawking calls the possibility of the universe collapsing "the big ____?"

3. Superstring theory lacks what kind of evidence?

4. What is one question we ask to make sense of the world around us?

5. If there is a grand unified theory, according to Hawking it would be the ultimate triumph of what?

(see the answer key)

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