Geology 109 Exam 1
Study online at https://quizlet.com/_7yhvcj
1. Which is the correct se- Closest to Sun:
quence of planets, based on Mercury
increasing average radius of Venus
their orbits? Earth
Mars
Jupiter
Saturn
Uranus
Neptune
Pluto
2. the inner planets all of these are incorrect
3. Which statement is true for they are largely made of hydrogen and helium.
the outer planets of our solar
system?
4. Water ice is most abundant on the moons of the outer planets
5. What sets the composition of the moons of the outer planets generally have lower densities
the moons of the outer plan-
ets apart from the inner plan-
ets?
6. Which objects have orbits comets
that take them the farthest
from the Sun in our solar sys-
tem?
7. Which of the following ob- Venus
jects is most like Earth in size
and composition?
, Geology 109 Exam 1
Study online at https://quizlet.com/_7yhvcj
8. What is a major difference Planets are much smaller in diameter than the stars around
between planets and stars? which they revolve.
(Select all that apply.) Planets do not generate energy through nuclear fusion.
9. What are the major differ- Planets revolve around the Sun.
ences between a moon and a Moons revolved around a Sun-orbiting planet.
planet? (Select all that apply.)
10. Which of the following are The asteroids mark the transition from the rocky terrestrial plan-
the characteristics of the as- ets to the outer planets.
teroid belt? (Select all that ap- Some asteroids appear to be rocky; some seem covered with
ply.) lava; others seem to be metallic; and yet others may have water
ice.
Many meteorites that fall on Earth come from the asteroid belt.
11. According to our best mod- About 14 billion years ago.
ern day evidence, how long
ago was the Big Bang?
12. The most basic subatomic Protons
particles include which of the Neutrons
following? (Select all that ap- Electrons
ply.)
13. How are elements heavier During a supernova explosion
than iron produced?
14. What is the principal method nuclear fusion
of light element (up to iron,
atomic number 26) produc-
tion?
15.
, Geology 109 Exam 1
Study online at https://quizlet.com/_7yhvcj
The T-Tauri phase of a star's is typified by extreme fluctuations in energy and a strong mag-
history netic field
16. Many supernovas are the re- collapse of a star with multiple burning shells
sult of
17. How will the Sun's life proba- With the formation of a planetary nebula.
bly end?
18. Which of the following are They form as a star expands and the surface cools.
correct about red giant stars? They evolved from medium-sized stars.
(Select all that apply).
19. Put the following stages in First Stage:
the evolution of a medi- Molecular Cloud
um-sized star in the correct Protostar
time order, placing the first Main Sequence Star
stage on the top and the last Red Giant
stage on the bottom. Planetary Nebula
20. Which kind of stars have the Medium-sized stars like our Sun.
longest lifetimes (~10 billion
years)?
21. A giant molecular cloud is It is a cool mass of gas and dust that can be light years across.
best described by which
statement?
22. Which of the following is cor- They are concentrations of interstellar gas and dust.
rect about the nebulas we Many are the birth grounds of stars.
see in the sky today? (Select Some form when stars explode.
all that apply.)
23. protostar
Study online at https://quizlet.com/_7yhvcj
1. Which is the correct se- Closest to Sun:
quence of planets, based on Mercury
increasing average radius of Venus
their orbits? Earth
Mars
Jupiter
Saturn
Uranus
Neptune
Pluto
2. the inner planets all of these are incorrect
3. Which statement is true for they are largely made of hydrogen and helium.
the outer planets of our solar
system?
4. Water ice is most abundant on the moons of the outer planets
5. What sets the composition of the moons of the outer planets generally have lower densities
the moons of the outer plan-
ets apart from the inner plan-
ets?
6. Which objects have orbits comets
that take them the farthest
from the Sun in our solar sys-
tem?
7. Which of the following ob- Venus
jects is most like Earth in size
and composition?
, Geology 109 Exam 1
Study online at https://quizlet.com/_7yhvcj
8. What is a major difference Planets are much smaller in diameter than the stars around
between planets and stars? which they revolve.
(Select all that apply.) Planets do not generate energy through nuclear fusion.
9. What are the major differ- Planets revolve around the Sun.
ences between a moon and a Moons revolved around a Sun-orbiting planet.
planet? (Select all that apply.)
10. Which of the following are The asteroids mark the transition from the rocky terrestrial plan-
the characteristics of the as- ets to the outer planets.
teroid belt? (Select all that ap- Some asteroids appear to be rocky; some seem covered with
ply.) lava; others seem to be metallic; and yet others may have water
ice.
Many meteorites that fall on Earth come from the asteroid belt.
11. According to our best mod- About 14 billion years ago.
ern day evidence, how long
ago was the Big Bang?
12. The most basic subatomic Protons
particles include which of the Neutrons
following? (Select all that ap- Electrons
ply.)
13. How are elements heavier During a supernova explosion
than iron produced?
14. What is the principal method nuclear fusion
of light element (up to iron,
atomic number 26) produc-
tion?
15.
, Geology 109 Exam 1
Study online at https://quizlet.com/_7yhvcj
The T-Tauri phase of a star's is typified by extreme fluctuations in energy and a strong mag-
history netic field
16. Many supernovas are the re- collapse of a star with multiple burning shells
sult of
17. How will the Sun's life proba- With the formation of a planetary nebula.
bly end?
18. Which of the following are They form as a star expands and the surface cools.
correct about red giant stars? They evolved from medium-sized stars.
(Select all that apply).
19. Put the following stages in First Stage:
the evolution of a medi- Molecular Cloud
um-sized star in the correct Protostar
time order, placing the first Main Sequence Star
stage on the top and the last Red Giant
stage on the bottom. Planetary Nebula
20. Which kind of stars have the Medium-sized stars like our Sun.
longest lifetimes (~10 billion
years)?
21. A giant molecular cloud is It is a cool mass of gas and dust that can be light years across.
best described by which
statement?
22. Which of the following is cor- They are concentrations of interstellar gas and dust.
rect about the nebulas we Many are the birth grounds of stars.
see in the sky today? (Select Some form when stars explode.
all that apply.)
23. protostar
