Understanding Our Universe
3rd Edition
ISBN: 9780393614428
Author: PALEN, Stacy, Kay, Laura, Blumenthal, George (george Ray)
Publisher: W.w. Norton & Company,
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Chapter 8, Problem 4QAP
To determine
Whether the statement is true or false.
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What is the orbital velocity and period of a ring particle at the outer edge of Saturn's A ring? (Note: The radius of the edge of the A ring is 136,500 km. Hint: Use the formula for orbital velocity, V. = v
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Which of the following statements is correct?
a. The formation of planets stopped because the solar nebula got cooler
c. The formation of planets stopped because the solar nebula ran out of planetesimals
d. The formation of planets stopped because the solar nebula spinning was slowing down
e. The formation of planets stopped because the young Sun's strong solar wind swept away material not yet accreted onto the planets
43472445
A 4-9-21 Friday Reading
AIXL (4.9.21)
D XL| Analyze data to compan
A ixl.com/science/grade-8/analyze-data-to-compare-properties-of-planets
Test Session Login
6 test.mapnwea.org
Use the data to answer the question below.
Average distance from the
Sun (km)
Average orbita
(km/s)
Planet
Mercury
5.79 x 107
47
Venus
1.08 x 10°
35
Earth
1.50 x 10°
30
Mars
2.28 x 108
24
Jupiter
7.79 x 108
13
Saturn
1.43 x 10°
10
Uranus
2.87 x 10°
Neptune
4.50 x 10°
Is the following statement about our solar system true or false?
Mars orbits the Sun at less than 60% of the speed of Earth.
true
false
ATU
5.
Chapter 8 Solutions
Understanding Our Universe
Ch. 8.1 - Prob. 8.1CYUCh. 8.2 - Prob. 8.2CYUCh. 8.3 - Prob. 8.3CYUCh. 8.4 - Prob. 8.4CYUCh. 8.5 - Prob. 8.5CYUCh. 8 - Prob. 1QAPCh. 8 - Prob. 2QAPCh. 8 - Prob. 3QAPCh. 8 - Prob. 4QAPCh. 8 - Prob. 5QAP
Ch. 8 - Prob. 6QAPCh. 8 - Prob. 7QAPCh. 8 - Prob. 8QAPCh. 8 - Prob. 9QAPCh. 8 - Prob. 10QAPCh. 8 - Prob. 11QAPCh. 8 - Prob. 12QAPCh. 8 - Prob. 13QAPCh. 8 - Prob. 14QAPCh. 8 - Prob. 15QAPCh. 8 - Prob. 16QAPCh. 8 - Prob. 17QAPCh. 8 - Prob. 18QAPCh. 8 - Prob. 19QAPCh. 8 - Prob. 20QAPCh. 8 - Prob. 21QAPCh. 8 - Prob. 22QAPCh. 8 - Prob. 23QAPCh. 8 - Prob. 24QAPCh. 8 - Prob. 25QAPCh. 8 - Prob. 26QAPCh. 8 - Prob. 27QAPCh. 8 - Prob. 28QAPCh. 8 - Prob. 29QAPCh. 8 - Prob. 30QAPCh. 8 - Prob. 31QAPCh. 8 - Prob. 32QAPCh. 8 - Prob. 33QAPCh. 8 - Prob. 34QAPCh. 8 - Prob. 35QAPCh. 8 - Prob. 36QAPCh. 8 - Prob. 37QAPCh. 8 - Prob. 38QAPCh. 8 - Prob. 39QAPCh. 8 - Prob. 40QAPCh. 8 - Prob. 41QAPCh. 8 - Prob. 42QAPCh. 8 - Prob. 43QAPCh. 8 - Prob. 44QAPCh. 8 - Prob. 45QAP
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- Examine Table 18-2. What might a planets composition be if the planet formed in a region of the solar nebula where the temperature was about 100 K?arrow_forwardWhy are jovian planets so much larger than terrestrial planets?arrow_forwardAccording to the nebular theory, which planet is most likely to be gaseous rather than rocky?arrow_forward
- The Solar nebula was "mostly" b. hydrogen compounds: ammonia, methane and water c. heavier elements d. rocks and minerals e. hydrogen and helium elementsarrow_forwardHow would the solar system be different if the solar nebula had cooled, with a temperature half its actual value? [select all that apply] options: There would be more comets. Life would have been very unlikely to evolve here. There would be no comets. There would be fewer asteroids. There would be more asteroids. Jovian planets would have formed closer to Sun. Terrestrial planets would be largearrow_forwardDo all planetary systems look the same as our own?arrow_forward
- Where would you look for some “original” planetesimals left over from the formation of our solar system?arrow_forwardDescribe the solar nebula, and outline the sequence of events within the nebula that gave rise to the planetesimals.arrow_forwardWhat are the visible clouds on the four giant planets composed of, and why are they different from each other?arrow_forward
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