Chapter 1 quiz_ ASTRON 001 _ Elementary Astronomy - Kiley D. - FALL 2023 - SECTION# 14762
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School
Los Angeles City College *
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Course
001
Subject
Astronomy
Date
Dec 6, 2023
Type
Pages
5
Uploaded by bobbygomez30
11/2/23, 11:10 AM
Chapter 1 quiz: ASTRON 001 : Elementary Astronomy - Kiley D. - FALL 2023 - SECTION# 14762
https://ilearn.laccd.edu/courses/242104/quizzes/1840557
1/5
Chapter 1 quiz
Due
Dec 16 at 11:59pm
Points
10
Questions
10
Available
Aug 28 at 8am - Dec 18 at 11:59pm
Time Limit
None
Allowed Attempts
2
Instructions
Attempt History
Attempt
Time
Score
LATEST
Attempt 1
8 minutes
10 out of 10
Answers will be shown after your last attempt
Score for this attempt:
10
out of 10
Submitted Sep 7 at 11:37am
This attempt took 8 minutes.
This is the Chapter 1 quiz. You have two attempts to answer these questions, and your highest score
will be recorded!
Take the Quiz Again
1 / 1 pts
Question 1
Copernicus believed that the Earth was the center of all celestial motion.
True
False
11/2/23, 11:10 AM
Chapter 1 quiz: ASTRON 001 : Elementary Astronomy - Kiley D. - FALL 2023 - SECTION# 14762
https://ilearn.laccd.edu/courses/242104/quizzes/1840557
2/5
1 / 1 pts
Question 2
During retrograde motion, planets actually stop and move backwards in
space.
True
False
1 / 1 pts
Question 3
Which of these was not seen telescopically by Galileo?
Four moons around Jupiter.
craters and mare on the Moon.
Venus' phase cycle.
stellar parallax.
sunspots.
1 / 1 pts
Question 4
Kepler's laws hold only for the six planets known in his time.
True
False
11/2/23, 11:10 AM
Chapter 1 quiz: ASTRON 001 : Elementary Astronomy - Kiley D. - FALL 2023 - SECTION# 14762
https://ilearn.laccd.edu/courses/242104/quizzes/1840557
3/5
1 / 1 pts
Question 5
Tycho Brahe's contribution to Kepler's Laws of Planetary Motion were
his detailed and accurate observations of the planets' positions.
a precise lunar calendar.
the correct explanation of lunar phases.
a mathematical explanation of epicycles.
his observations of Jupiter's moons.
1 / 1 pts
Question 6
Kepler proved that the planets orbited the Sun in ellipses with the Sun in
the center.
True
False
1 / 1 pts
Question 7
The force of gravity varies inversely with the square of the distance
between the objects.
True
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11/2/23, 11:10 AM
Chapter 1 quiz: ASTRON 001 : Elementary Astronomy - Kiley D. - FALL 2023 - SECTION# 14762
https://ilearn.laccd.edu/courses/242104/quizzes/1840557
4/5
False
1 / 1 pts
Question 8
An asteroid orbits the Sun with an orbital distance of 4 AU. What is it's
orbital period in Earth-years?
2 years.
8 years.
5 years.
16 years.
64 years.
1 / 1 pts
Question 9
If the distance between two asteroids is doubled, the gravitational force
they exert on each other will
be 1/4 as great.
be four times greater.
be 1/16 as great.
be half as great.
also be doubled.
11/2/23, 11:10 AM
Chapter 1 quiz: ASTRON 001 : Elementary Astronomy - Kiley D. - FALL 2023 - SECTION# 14762
https://ilearn.laccd.edu/courses/242104/quizzes/1840557
5/5
1 / 1 pts
Question 10
If the Sun was to disappear, the planets would stop moving in space.
True
False
Quiz Score:
10
out of 10