MODIFIED MAST ASTRONOMY:COSMIC PERSPECTI
9th Edition
ISBN: 9780136904496
Author: Bennett
Publisher: PEARSON
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Textbook Question
Chapter 8, Problem 9EAP
What is the solar wind, and what roles did it play in the early solar system?
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How 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 large
Do you think Earth could retain an atmosphere of nitrogen for the age of the Solar System? Explain why or why not
The Solar nebula was "mostly"
b. hydrogen compounds: ammonia, methane and water
c. heavier elements
d. rocks and minerals
e. hydrogen and helium elements
Chapter 8 Solutions
MODIFIED MAST ASTRONOMY:COSMIC PERSPECTI
Ch. 8 - Prob. 1VSCCh. 8 - Prob. 2VSCCh. 8 - Prob. 3VSCCh. 8 -
Briefly describe the four major features of our...Ch. 8 - What is the nebular theory, and why is it widely...Ch. 8 - What do we mean by the solar nebula? What was it...Ch. 8 -
4. Describe the three key processes that led the...Ch. 8 - List the approximate condensation temperature and...Ch. 8 - What was the frost line? Which ingredients...Ch. 8 - Briefly describe the process by which terrestrial...
Ch. 8 - How was the formation of jovian planets similar to...Ch. 8 - What is the solar wind, and what roles did it play...Ch. 8 - How did planet formation lead to the existence of...Ch. 8 - What was the heavy bombardment, and when did it...Ch. 8 - What is the leading hypothesis for the Moon’s...Ch. 8 - Prob. 13EAPCh. 8 - How old is the solar system, and how do we know?Ch. 8 - Surprising Discoveries? Suppose we found a solar...Ch. 8 - Prob. 16EAPCh. 8 - Surprising Discoveries? Suppose we found a solar...Ch. 8 - Prob. 18EAPCh. 8 - Prob. 19EAPCh. 8 - Prob. 20EAPCh. 8 - Prob. 21EAPCh. 8 - Prob. 22EAPCh. 8 - Prob. 23EAPCh. 8 - Prob. 24EAPCh. 8 - Choose the best answer to each of the following....Ch. 8 - Choose the best answer to each of the following....Ch. 8 - Choose the best answer to each of the following....Ch. 8 - Prob. 28EAPCh. 8 - Choose the best answer to each of the following....Ch. 8 - Choose the best answer to each of the following....Ch. 8 - Prob. 31EAPCh. 8 - Choose the best answer to each of the following....Ch. 8 - Choose the best answer to each of the following....Ch. 8 - Choose the best answer to each of the following....Ch. 8 - Explaining the Past. Is it really possible for...Ch. 8 - Prob. 37EAPCh. 8 - Prob. 38EAPCh. 8 - An Early Solar Wind. Suppose the solar wind had...Ch. 8 - Angular Momentum. Suppose our solar nebula had...Ch. 8 - Two Kinds of Planets. The jovian planets differ...Ch. 8 - Prob. 43EAPCh. 8 - Prob. 44EAPCh. 8 - Prob. 45EAPCh. 8 - Prob. 46EAPCh. 8 - Lucky to Be Here? Considering the overall process...Ch. 8 - Radiometric Dating. You are dating rocks by their...Ch. 8 - Lunar Rocks. You are dating Moon rocks based on...Ch. 8 - Carbon-14 Dating. The half-life of carbon-14 is...Ch. 8 - Prob. 51EAPCh. 8 - Icy Earth. How massive would Earth have to have...Ch. 8 - What Are the Odds? The fact that all the planets...Ch. 8 - Spinning Up the Solar Nebula. The orbital speed of...
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- Describe the solar nebula, and outline the sequence of events within the nebula that gave rise to the planetesimals.arrow_forwardWhat was the solar nebula like? Why did the Sun form at its center?arrow_forwardWhat can we learn about the formation of our solar system by studying other stars? Explain.arrow_forward
- 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 planetsarrow_forwardWhich is these facts is NOT explained by the nebular theory? There are two main types of planets: terrestrial and jovian Existance of comets and asteroids Planets orbit in the same direction and plane Number of planets of each type (4 terrestrial and 4 jovian)arrow_forwardWhich of the following observations would support the solar nebula theory over the passing star hypothesis? a. Proving that most of the sun-like stars near the sun also have planets orbiting them. b. Proving that none of the stars near the sun has planets orbiting them. c. Finding a planet located beyond the orbit of Pluto. d. Finding a meteorite whose age proved to be greater than 4.6 billion years. e. Proving that Mercury has the same uncompressed density as Earth.arrow_forward
- Given what you've learned about the solar nebula idea, what do you believe the likelihood is of discovering livable planets in other solar systems? Learn more about this search by visiting NASA's Kepler mission and writing a half-page overview of the project.arrow_forwardAs the solar nebula cooled, which compounds were the first to condense from a gas to a solid? A) rocks B) ices C) metalsarrow_forwardhow does the solar nebula theory help you understand the location of the asteriod beltarrow_forward
- Given what you know about the solar nebula theory, how likely is it that additional solar systems will yield inhabited planets? Visit NASA's Kepler mission and write a half-page description of the project.arrow_forwardPlanetary migration is a new process that has been added to the nebular theory of solar system formation. What type of planet, that does not exist in our solar system, made this change to the theory necessary? super-Earths Jovian planets beyond the "frost line" mini-Neptunes O hot Jupiters terrestrial planets in the habitable zonearrow_forwardExplain how the terrestrial planets and the Jovian planets ended up so different.arrow_forward
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