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This quiz consists of 5 multiple choice and 5 short answer questions through Chapter 9 The Arrow of Time.

Multiple Choice Questions

1. What is the name of the particles that make up light?
(a) Protons.
(b) Electrons.
(c) Photons.
(d) Gluons.

2. The universe is largely made up of what?
(a) Dark matter.
(b) Stars.
(c) Planets.
(d) Empty space.

3. How far away is our sun from the earth in terms of light?
(a) 8 light months.
(b) 9 light minutes.
(c) 8 light minutes.
(d) 9 light months.

4. Hawking's model of the universe says the universe will end how?
(a) It will end in a big explosion.
(b) It will never end.
(c) It will end because all matter will disappear.
(d) It will end because black holes will suck all matter in.

5. Quanta are made of what?
(a) Packets of emitted gamma radiation.
(b) Packets of emitted astroelectric radiation.
(c) Packets of emitted hydroelectric radiation.
(d) Packets of emitted electromagnetic radiation.

Short Answer Questions

1. The only constant in the universe is what?

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

3. What shape did Aristotle think the Earth was?

4. Scientists start their understanding of the universe with what?

5. The disease Stephen Hawking has affects what?

(see the answer key)

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