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This quiz consists of 5 multiple choice and 5 short answer questions through Chapter 5 Elementary Particles and the Forces of Nature.

Multiple Choice Questions

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

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

3. Who brought forth the idea that the earth and planets revolve around the sun?
(a) Ptolemy.
(b) Aristotle.
(c) Galileo.
(d) Copernicus.

4. Who published a paper on Brownian motion in 1905?
(a) Albert Einstein.
(b) Murray Gell-Mann.
(c) James Chadwick.
(d) Ernest Rutherford.

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

Short Answer Questions

1. Groups of atoms create what?

2. What is one of the colors of quarks?

3. From what location was the Introduction written?

4. Quanta are made of what?

5. What is one of the varieties of quarks?

(see the answer key)

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