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This quiz consists of 5 multiple choice and 5 short answer questions through Chapter 4 The Uncertainty Principle.

Multiple Choice Questions

1. How does Hawking define scientific theory?
(a) A model of the universe made up of molecules.
(b) A model of the universe with a set of rules.
(c) A model of the universe that meets common sense expectations.
(d) A model of the universe that predicts some events, but isn't accurate.

2. The theory of quantum mechanics best describes what world?
(a) The small world of atoms.
(b) The small world of particles.
(c) The small world of sub-atomic particles.
(d) The small world of molecules.

3. What question is among the unanswerable questions children ask, according to the Introduction?
(a) Why are we here?
(b) Why does time only go in one direction?
(c) What happens when we die?
(d) Why is there a universe?

4. How many miles does light travel in one earth year?
(a) 5.88 trillion miles.
(b) 6 trillion miles.
(c) 5 trillion miles.
(d) 5.5 trillion miles.

5. Time is not separate from space, but is combined with it to form what?
(a) The two dimesions.
(b) Space-time.
(c) The spectrum.
(d) Three dimensional space.

Short Answer Questions

1. Who proposed the idea that there are such things called quanta?

2. The development of what kind of technology depends upon the theory of quantum mechanics?

3. As a consequence of quantum mechanics, waves sometimes behave like what?

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

5. Unlike children, scientists and philosophers, most adults use what to explain away the fundamental questions of the universe?

(see the answer key)

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