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This quiz consists of 5 multiple choice and 5 short answer questions through Part 2, Chapter 5.

Multiple Choice Questions

1. The fact that Pluto has a moon was not discovered until:
(a) 1936.
(b) 1965.
(c) 1978.
(d) 1991.

2. When was Pluto discovered?
(a) 1876.
(b) 1892.
(c) 1957.
(d) 1930.

3. Our universe is at least how many light-years wide?
(a) 100 billion.
(b) 50 million trillions.
(c) 350 trillion.
(d) 5 trillion.

4. When was the Big Bang Theory first proposed?
(a) 1850s.
(b) 1790s.
(c) 1920s.
(d) 1960s.

5. The British astronomer Martin Rees hypothesizes that there could be an infinite number of what?
(a) Subatomic particles.
(b) Electromagnetic frequencies.
(c) Speeds of light.
(d) Different universes.

Short Answer Questions

1. What components were central to the apparatus that Henry Cavendish used to determine the density of Earth?

2. In a span of just 20 years, the number of known moons in the solar system grew from:

3. According to James Ussher, an Archbishop of the Church of Ireland who was alive in the 1600s, Earth had been created:

4. How do today's professional astronomers search for supernovae?

5. Astronomer Edmond Halley believed that the distance from the Earth to the sun could be deduced from the:

(see the answer key)

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