Astronomy 1st Edition Fraknoi Test Bank
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Astronomy by Fraknoi, Morrison, and Wolff
Multiple Choice Questions for Chapter 1:
Science and the Universe: A Brief Tour
by Andrew Fraknoi
NOTE: Because this chapter is just a prologue, and its sections are very short, the
questions here are not organized by section, and there are fewer of them than for the
other, full chapters.
1. The way scientists know that a hypothesis in astronomy is a reasonable description
of nature is to
a. take a vote of astronomers around the world
b. consult with the oldest experts in the field
c. do experiments and observations about the predictions of the hypothesis
d. count how many scientific papers have been written about it
e. look it up in Wikipedia
2. A light year is
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a. the time it takes light travel between the Sun and the furthest planet
b. the time it takes a beam of light to go completely around the Earth’s orbit
c. the distance between the Sun and the next star
d. the distance that light travels in one year
e. how long it takes a Friday afternoon class in college to get finished
3. A star is 230 light years away. The light we see tonight from that star left it
a. one year ago
b. 2.3 years ago
c. 23 years ago
d. 230 years ago
e. the time depends on which part of the sky the star is in
4. The star that provides energy for life on Earth is
a. the Moon
b. the Sun
c. Alpha Centauri
d. the Milky Way star
e. Beyonce
5. The location of the Earth in the Milky Way Galaxy is
a. in the center of the Galaxy
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b. on the edge of the Galaxy as far from the center as you can measure
c. a little less than 30,000 LY from the center
d. something astronomers have not yet measured
e. this is a trick question: the Earth is not located in the Milky Way Galaxy
6. Even with the best and largest telescopes, we can’t see all the stars in the Milky Way
Galaxy, even though these same telescopes can show us other galaxies. Why is that?
a. starlight isn’t able to travel through black space
b. the Milky Way Galaxy turns too quickly
c. dust in the space between stars builds up over large distances and blocks the light of
stars behind the dustier parts of the Milky Way
d. this is still an unsolved problem in astronomy
e. the lights of Bayonne, New Jersey are too bright and interfere with our observations
7. The smallest piece of an element (like gold or lead) that still has all the properties of
that element is called
a. a quasar b. an atom c. an electron d. a neutron e. ytterbium
8. By the term universe, astronomers mean
a. the system of the Sun, its planets and moons, and small pieces of debris that
surround it
b. the system of 200 to 400 billion stars, of which the Sun is one
TESgalaxies,
c. the collection of several dozen TBANKSofEwhich
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M Way is one
d. everything that we can observe
e. the realm inside the atom
9. Which of the following is the Earth NOT located in?
a. the solar system
b. the Milky Way Galaxy
c. the Local Group of galaxies
d. The Virgo supercluster
e. you can’t fool me, we are located in all of the above
10. When the authors of our textbook say that astronomers are like police detectives
trying to solve crimes, they are explaining that:
a. Both astronomers and detectives work for the government
b. Both astronomers and detectives turn out to be wrong much of the time
c. Both astronomers and detectives must test their hypotheses against any evidence
that they gather
d. Both astronomers and detectives mostly work at night
e. Both astronomers and detectives use expensive equipment
11. The laws of nature (as determined by scientists)
a. are constructed from many observations, hypotheses, and experiments
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