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Name ___________________________ Chapter 23 Class ___________________ Date _____________ Touring Our Solar System Section 23.3 The Outer Planets This section describes the features of Jupiter, Saturn, Uranus, Neptune, and Pluto. Reading Strategy In the table, write a brief summary of the characteristics of each planet. For more information on this Reading Strategy, see the Reading and Study Skills in the Skills and Reference Handbook at the end of your textbook. Outer Planet Characteristics Jupiter largest, most mass, Great Red Spot Jupiter: Giant Among Planets 3. One of Jupiter’s moons, , is one of only three volcanically active bodies in the solar system. 4. What are Jupiter’s rings made up of? Saturn: The Elegant Planet 5. Circle the letter of Saturn’s most prominent feature. a. moon system b. ring system c. giant storm d. liquid oceans Earth Science Guided Reading and Study Workbook ■ 170 © Pearson Education, Inc., publishing as Pearson Prentice Hall. All rights reserved. Circle the letter of the answer that correctly describes Jupiter’s mass. a. 800 times as massive as the sun b. the same mass as the sun c. 2 1/2 times greater than the mass of all of the other planets and moons combined d. the same mass as all of the other planets and moons combined 2. Is the following sentence true or false? Jupiter’s surface is thought to be a giant ocean of liquid water. 1. Name ___________________________ Chapter 23 Class ___________________ Date _____________ Touring Our Solar System 6. Describe the features of the A and B rings in the figure. 7. Describe the features of the E rings in the figure. G F Saturn 8. Is the following sentence true or false? Saturn has large cyclonic “storms” similar to Jupiter’s Great Red Spot. C B A D 9. Circle the letter of the planet(s) that have ring systems. a. Saturn only b. Saturn and Jupiter only c. all four Jovian planets d. all nine planets 10. What unusual feature does Saturn’s moon Titan share with Neptune’s moon Triton? Uranus: The Sideways Planet © Pearson Education, Inc., publishing as Pearson Prentice Hall. All rights reserved. 11. What is unique about Uranus’s axis of rotation? 12. Is the following sentence true or false? Uranus’s rings were discovered when Uranus passed in front of a distant star and blocked its view. 13. Uranus’s moon Miranda has a greater variety of than any solar system body yet examined. Neptune: The Windy Planet Is the following sentence true or false? Neptune has winds exceeding 1000 km per hour. 15. Circle the letter of the substance that most likely makes up Neptune’s upper cloud layer. a. water droplets b. ice crystals c. frozen carbon dioxide d. frozen methane 16. What does the retrograde motion of Neptune’s moon Triton indicate about its origin? 14. Pluto: Planet X Pluto’s orbit is highly , causing it to sometimes travel inside the orbit of Neptune. 18. Describe Pluto’s structure. 17. Earth Science Guided Reading and Study Workbook ■ 171 E