AST1002 EXAM 1 EXAM SCRIPT
COMPREHENSIVE STUDY GUIDE
QUESTIONS WITH ACCURATE SOLUTIONS
●● 2. The early universe was composed mainly of which two elements?
a. hydrogen and helium
b. carbon and oxygen
c. hydrogen and oxygen
d. carbon and iron
Answer: A
●● 3. The most massive elements (such as those of the rocky planets like
Earth) were formed
a. in the early universe. c. through meteor collisions. b. inside stars and
supernovae. d. in the core of Earth.
Answer: B
●● 4. The Local Group is the environment around:
a. the Sun that contains about a dozen stars.
b. the Milky Way that contains a few dozen galaxies.
c. the Sun that contains more than a billion stars.
d. the Milky Way that contains a few thousand galaxies.
,Answer: B
●● 5. Which of the following is FALSE?
a. The Local Group is a member of the Virgo Supercluster, which
contains thousands of
galaxies.
b. The Local Group contains two large spiral galaxies and a few dozen
dwarf galaxies.
c. Our Solar System has eight planets.
d. The Milky Way Galaxy contains approximately 100 million stars.
Answer: D
●● 6. The cosmological principle states that:
a. the universe is expanding in all directions at the same rate.
b. a unique center of the universe exists.
c. the universe looks the same everywhere as long as you look on large
enough spatial
scales.
d. physical laws may change from place to place in the universe.
Answer: C
, ●● 7. ________ is the idea that the simplest explanation for a
phenomenon is usually the correct one. a. Newton's hypothesis c.
Aristotle's test
b. Occam's razor d. Einstein's excuse
Answer: B
●● 8. One of the central assumptions in astronomy is that the physical
laws of nature:
a. change when objects move at high speed.
b. change throughout the age of the universe.
c. depend on the mass of the objects involved.
d. are the same everywhere in the universe.
Answer: D
●● 9. If the star Polaris has an altitude of 35°, then we know that:
a. our longitude is +55°.
b. our latitude is +55°.
c. our longitude is +35°.
d. our latitude is +35°.
Answer: D
●● 10. The shortest day of the year for a person living in the Northern
Hemisphere is the:
COMPREHENSIVE STUDY GUIDE
QUESTIONS WITH ACCURATE SOLUTIONS
●● 2. The early universe was composed mainly of which two elements?
a. hydrogen and helium
b. carbon and oxygen
c. hydrogen and oxygen
d. carbon and iron
Answer: A
●● 3. The most massive elements (such as those of the rocky planets like
Earth) were formed
a. in the early universe. c. through meteor collisions. b. inside stars and
supernovae. d. in the core of Earth.
Answer: B
●● 4. The Local Group is the environment around:
a. the Sun that contains about a dozen stars.
b. the Milky Way that contains a few dozen galaxies.
c. the Sun that contains more than a billion stars.
d. the Milky Way that contains a few thousand galaxies.
,Answer: B
●● 5. Which of the following is FALSE?
a. The Local Group is a member of the Virgo Supercluster, which
contains thousands of
galaxies.
b. The Local Group contains two large spiral galaxies and a few dozen
dwarf galaxies.
c. Our Solar System has eight planets.
d. The Milky Way Galaxy contains approximately 100 million stars.
Answer: D
●● 6. The cosmological principle states that:
a. the universe is expanding in all directions at the same rate.
b. a unique center of the universe exists.
c. the universe looks the same everywhere as long as you look on large
enough spatial
scales.
d. physical laws may change from place to place in the universe.
Answer: C
, ●● 7. ________ is the idea that the simplest explanation for a
phenomenon is usually the correct one. a. Newton's hypothesis c.
Aristotle's test
b. Occam's razor d. Einstein's excuse
Answer: B
●● 8. One of the central assumptions in astronomy is that the physical
laws of nature:
a. change when objects move at high speed.
b. change throughout the age of the universe.
c. depend on the mass of the objects involved.
d. are the same everywhere in the universe.
Answer: D
●● 9. If the star Polaris has an altitude of 35°, then we know that:
a. our longitude is +55°.
b. our latitude is +55°.
c. our longitude is +35°.
d. our latitude is +35°.
Answer: D
●● 10. The shortest day of the year for a person living in the Northern
Hemisphere is the:
