Astronomy
1st Edition
ISBN: 9781938168284
Author: Andrew Fraknoi; David Morrison; Sidney C. Wolff
Publisher: OpenStax
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Textbook Question
Chapter 12, Problem 25E
Use the information in Appendix G to calculate what you would weigh on Titan, Io, and Uranus’ moon Miranda.
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Titan has a radius of 2500.0 km and a mass of 1.1 × 1023 kg. What is the escape velocity in km/s from Titan's exosphere, which begins at about 1400 km above the surface? The gravitational constant is G = 6.67 × 10-11 m3 kg-1 s-2.
What is the escape velocity for Enceladeus in m/sec2 and could the plume particles form a ring around Saturn?
Answer choices:
239, no
230, yes
250, no
239, yes
What is the density of Jupiter’s moon Europa (see Appendix G for data on moons)?
Chapter 12 Solutions
Astronomy
Ch. 12 - What are the moons of the outer planets made of,...Ch. 12 - Compare the geology of Callisto, Ganymede, and...Ch. 12 - What is the evidence for a liquid water ocean on...Ch. 12 - Explain the energy source that powers the...Ch. 12 - Compare the properties of Titan’s atmosphere with...Ch. 12 - How was Pluto discovered? Why did it take so long...Ch. 12 - How are Triton and Pluto similar?Ch. 12 - Describe and compare the rings of Saturn and...Ch. 12 - Why were the rings of Uranus not observed directly...Ch. 12 - List at least three major differences between...
Ch. 12 - The Hubble Space Telescope images of Pluto in 2002...Ch. 12 - Saturn’s E ring is broad and thin, and far from...Ch. 12 - Why do you think the outer planets have such...Ch. 12 - Ganymede and Callisto were the first icy objects...Ch. 12 - Compare the properties of the volcanoes on Io with...Ch. 12 - Would you expect to find more impact craters on Io...Ch. 12 - Why is it unlikely that humans will be traveling...Ch. 12 - Why do you suppose the rings of Saturn are made of...Ch. 12 - Suppose you miraculously removed all of Saturn’s...Ch. 12 - We have a lot of good images of the large moons of...Ch. 12 - In the Star Wars movie Star Wars Episode VI:...Ch. 12 - Which would have the longer orbital period: a moon...Ch. 12 - How close to Uranus would a spacecraft have to get...Ch. 12 - Saturn’s A, B, and C Rings extend 75,000 to...Ch. 12 - Use the information in Appendix G to calculate...Ch. 12 - The average distance of Enceladus from Saturn is...
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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, physics and related others by exploring similar questions and additional content below.Similar questions
- Does Uranus have enough mass to have formed by gravitational collapse? How do you know?arrow_forwardWhat is the orbital velocity of Miranda around Uranus? (Hint: Use the formula for circular velocity, Eq. 5-1a. The formula requires input quantities in kg and m.) (Note: Necessary data are given in Celestial Profile: Uranus and Appendix Table A-11.)arrow_forwardDescribe and compare the rings of Saturn and Uranus, including their possible origins.arrow_forward
- What is the consequence of Uranus’ spin axis being 98° away from perpendicular to its orbital plane?arrow_forwardCalculate how many Earths would fit into the volumes of Saturn, Uranus, and Neptune.arrow_forwardWhen during Uranuss seasonal cycle does every portion of the planet experience some sunlight during each rotation?arrow_forward
- Titan has a radius of 2700.0 km and a mass of 1.4x1023kg. What is the escape velocity in km/s from Titans exosphere, which begins at about 1400 km above the surface? The gravitational constant is G= 6.67x10-11m3kg-1s-2arrow_forwardUranus and neptune have almost similar masses. Which of them will exert the greater gravity towards the earth? Why? Explainarrow_forwardAfter Ceres was promoted to a dwarf planet, we now recognize the largest known asteroid to be Vesta, with a mass of 2.67 × 1020 kg and a diameter ranging from 578 km to 458 km. Assuming that Vesta is spherical with radius 520 km, find the approximate escape velocity from its surface.arrow_forward
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