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

Multiple Choice Questions

1. Gamma ray detection might be able to be used to detect what?
(a) Black holes.
(b) Quasars.
(c) White dwarfs.
(d) Pulsars.

2. Hawking calls the possibility of the universe collapsing "the big ____?"
(a) Explosion.
(b) Crunch.
(c) Smash.
(d) Bang.

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

4. Black holes are speculated to be clumped together due to what?
(a) Collapse of the universe.
(b) Movement.
(c) Gravity.
(d) Expansion of the universe.

5. Gravitational force is always what?
(a) Present.
(b) Negated by other forces.
(c) Repulsive.
(d) Attractive.

Short Answer Questions

1. In order to explain how black holes become a big bang, Hawking needs to include what?

2. Hawking co-authored a paper in what year that explains the big bang theory?

3. What might escape from a black hole?

4. Laplace, at the beginning of the 19th century, postulated what idea?

5. The uncertainty principle says that certain pairs of quantities (like position and velocity of a particle) cannot be determined with what?

(see the answer key)

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