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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. Edwin Hubble's observation that the universe is expanding supports what theory?
(a) The Universe Expansion theory.
(b) The Dark Bang theory.
(c) The Big Bang theory.
(d) The Dark Matter theory.

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

3. The universe has how many dimensions?
(a) Two.
(b) Four.
(c) Five.
(d) Three.

4. The writer of the Introduction hints that time might be able to move in what direction?
(a) Backwards.
(b) Sideways.
(c) A repeat cycle.
(d) Forwards.

5. In what year did Stephen Hawking enter the Royal Society of London?
(a) 1974.
(b) 1973.
(c) 1975.
(d) 1972.

Short Answer Questions

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

2. Who created the idea that a star can collapse and become a black hole?

3. Who said, "God does not play dice."

4. Aristotle and who believed that time is not absolute?

5. A location on earth's surface is defined by what?

(see the answer key)

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