COSMIC PERSPECTIVE
9th Edition
ISBN: 9780135729458
Author: Bennett
Publisher: PEARSON
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Chapter 12, Problem 42EAP
To determine
To Contrast: The locations and compositions of comets and asteroids.
To Explain: The reason for the difference between them.
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Chapter 12 Solutions
COSMIC PERSPECTIVE
Ch. 12 - Prob. 1VSCCh. 12 - Use the following questions to check your...Ch. 12 - Use the following questions to check your...Ch. 12 - Prob. 4VSCCh. 12 - Use the following questions to check your...Ch. 12 - 1. Briefly define asteroid. comet, dwarf planet,...Ch. 12 - Briefly describe asteroid sizes, shapes, masses,...Ch. 12 - 3. Distinguish between primitive meteorites and...Ch. 12 - 4. What do meteorites and spacecraft observations...Ch. 12 - Prob. 5EAP
Ch. 12 - Prob. 6EAPCh. 12 - Prob. 7EAPCh. 12 - How do we know the Kuiper belt and Oort cloud...Ch. 12 - Prob. 9EAPCh. 12 - Prob. 10EAPCh. 12 - Prob. 11EAPCh. 12 - Briefly describe the evidence suggesting that an...Ch. 12 - Prob. 13EAPCh. 12 - Prob. 14EAPCh. 12 - Prob. 15EAPCh. 12 - Prob. 16EAPCh. 12 - Prob. 17EAPCh. 12 - Prob. 18EAPCh. 12 - Prob. 19EAPCh. 12 - Prob. 20EAPCh. 12 - Prob. 21EAPCh. 12 - Prob. 22EAPCh. 12 - Prob. 23EAPCh. 12 - Prob. 24EAPCh. 12 - Choose the best answer to each of the following....Ch. 12 - Choose the best answer to each of the following....Ch. 12 - Choose the best answer to each of the following....Ch. 12 - Choose the best answer to each of the following....Ch. 12 - Choose the best answer to each of the following....Ch. 12 - Choose the best answer to each of the following....Ch. 12 - Choose the best answer to each of the following....Ch. 12 - Choose the best answer to each of the following....Ch. 12 - Choose the best answer to each of the following....Ch. 12 - Choose the best answer to each of the following....Ch. 12 - The Role of Jupiter. Suppose that Jupiter had...Ch. 12 - Prob. 41EAPCh. 12 - Prob. 42EAPCh. 12 - Comet Tails. Describe in your own words why comets...Ch. 12 - Prob. 44EAPCh. 12 - Adding Up Asteroids. It’s estimated that there are...Ch. 12 - Impact Energies. A relatively small impact crater...Ch. 12 - The “Near Miss” of Toutatis. The 5-kilometer...Ch. 12 - Prob. 50EAPCh. 12 - Comet Temperatures. Find the “no greenhouse”...Ch. 12 - Comet Dust Accumulation. A few hundred tons of...
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- What do we mean by primitive material? How can we tell if a meteorite is primitive?arrow_forwardWe believe that chains of comet fragments like Comet Shoemaker-Levy 9’s have collided not only with the jovian planets, but occasionally with their moons. What sort of features would you look for on the outer planet moons to find evidence of such collisions? (As an extra bonus, can you find any images of such features on a moon like Callisto? You can use an online site of planetary images, such as the Planetary Photojournal, at photojournal.jpl.nasa.gov.)arrow_forwardExplain how high-speed impacts form circular craters. How can this explanation account for the various characteristic features of impact craters?arrow_forward
- The Solar Nebula model introduces the concept of ‘frost line’. Where are asteroids and comets found with respect to this frost line? How is their location connected to their composition?arrow_forwardO e. as a moon QUESTION 3 You observe a large, round object orbiting Uranus. How would you classify this object? O a. as a planet Ob. as a dwarf planet Oc. as an asteroid Od. as a Kuiper belt object e. as a moon QUESTION 4 What is one difference between asteroids and Kuipter Belt Objects (KBOS)? O a. asteroids are composed of rock and ice, while KBOS are composed of just rock b. asteroids orbit the Sun, while KBOS orbit Pluto C. asteroids orbit between Mars and Jupiter, while KBO's orbit near Pluto d. asteroids have very elliptical orbits, while KBOS have very circular orbits e. asteroids are small and potato-shaped, while KBOS are large and round DO000arrow_forwardWhy is the composition of a comet typically dominated by volatile materials (frozen ices)? choose one of the following: a. rock and metal could not condense out of the solar nebula at extreme distances from the sun b. most of the metal in the solar system is locked up inside the terrestrial planets c. metals are not stable in the outer solar system d. elements that form ices (as opposed to rock & metals) are more abundant in our solar systemarrow_forward
- The asteroid Hygiea has a mass of 8.67 x 1019 kg and an average radius of about 216 km (2.16 x 102 km). What is its escape velocity (in m/s)? (Hints: Use the formula for escape velocity, 2GM ; remember to convert units to m, kg, and s.) r e m/s Could you jump off the asteroid? Yes No Need Help? Read It Submit Answerarrow_forwardWhat is the frost line in the solar nebula? Explain how temperature differences led to the formation of two distinct types of planets.arrow_forwardAssume that there are a million asteroids 1 kilometer across or larger in the asteroid belt. For both questions, assume that all the asteroids are perfectly spherical. I a. If a million asteroids 1-kilometer across were all combined into one spherical object, how big would it be across? b. How many 1-kilometer diameter asteroids would it take to make an object as large as the Earth?arrow_forward
- Originally thought to be the realm of comets, over the past two decades we discovered that the Kuiper Belt region hosts also many other objects similar in size to Pluto (Figure 22). This seems to imply that there are two completely different types of objects in the region. Do you think that both types of objects formed in this region, or some of these may have migrated to this region at a later time? Briefly explain your reasoning.arrow_forwardB. Complete the Venn Diagram using the characteristics on the next page Meteors Asteroids Comets Characteristics to include in the Venn Diagram: 1. Progress across the sky very slowly 10. Remnants of the formation of the solar system 11. Rocky composition 2. Reflect sunlight 3. Orbit the Sun in highly elliptical orbits 12. Measure a few kilometers in diameter 4. Most found în the asteroid belt 13. Most are less than a km in diameter 5. Most have slightly elliptical orbits 14. Most are less than 100 m in diameter 6. Also known as shooting stars 15. Most burn up as they enter Earth's 7. Streak across the sky very fast 16. Most are fragments of large asteroids 17. Tail always points away from the Sun 8. lcy objects 9. Meteor showers are caused by the Earth passing through the debris path of acomet Hand&cience HSarrow_forwardTRUE OR FALSE 1. Asteroids, comets, and meteors have light of their own. 2. Meteoroids are formed from comets and asteroids. 3. You can always see a comet's tail.arrow_forward
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