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This quiz consists of 5 multiple choice and 5 short answer questions through Chapter 6 Black Holes.

Multiple Choice Questions

1. The point at which the force of a black hole becomes so strong that nothing can escape is called what?
(a) Crush point.
(b) Last chance.
(c) Event horizon.
(d) Escape horizon.

2. In order to explain how black holes become a big bang, Hawking needs to include what?
(a) Particle physics.
(b) The theory of everything.
(c) The theory of relativity.
(d) Quantum mechanics.

3. Why do the theories of quantum mechanics and general relativity need to be unified?
(a) To accurately calculate observations.
(b) To accurately describe the fate of the universe.
(c) To accurately describe the very small and the very large.
(d) To accurately describe future events.

4. Stephen Hawking has what disease?
(a) Lou Gehrig's disease.
(b) Cancer.
(c) Ancel Hoffman disease.
(d) AIDS.

5. How many quarks make up a proton or neutron?
(a) Two.
(b) Five.
(c) Three.
(d) Four.

Short Answer Questions

1. In what year did Stephen Hawking enter the Royal Society of London?

2. Who proposed the elliptical orbits of the planets?

3. The writer of the Introduction hints that time might be able to move in what direction?

4. Who discovered the theory of gravity?

5. When Hubble discovered other galaxies, in what direction were they moving?

(see the answer key)

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