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

Multiple Choice Questions

1. Galaxies contain what?
(a) Stars.
(b) Other galaxies.
(c) The earth.
(d) The universe.

2. The idea of the big bang arises from what phenomena?
(a) The expanding universe.
(b) The decreasing universe.
(c) The theory of relativity.
(d) The theory of light.

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

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

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

Short Answer Questions

1. How many black holes are estimated per cubic light year of space?

2. Using low level radiation to detect black holes is in what stage of research?

3. How close is the closest star, other than the sun, to earth?

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

5. What is one thing particles do when they enter a black hole?

(see the answer key)

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