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Question 1 Based on galactic rotation curves and motions in clusters of galaxies dark matter makes up about 90 percent of the matter in the universe is best detected by the largest . Chapter 8 Moons, Rings, and Plutoids. © 2017 Pearson Education, Inc.. Units of Chapter 8. The Galilean Moons of Jupiter. The Large Moons of Saturn and Neptune. The Medium-Sized Jovian Moons. Planetary Rings. Chapter 17 Cosmology. © 2017 Pearson Education, Inc.. Units of Chapter 17. The Universe on the Largest Scales. The Expanding Universe. Cosmic Dynamics and the Geometry of Space. The Fate of the Cosmos. Question 1. Based on their shapes and stars, elliptical galaxies are most like the Milky Way’s. disk . and spiral arms.. halo. .. central . bulge.. open . clusters.. companion . galaxies,. the . Magellanic. Question 1. © 2017 Pearson Education, Inc.. Both Jupiter and Saturn. have liquid metallic . hydrogen in . their interiors.. have rings.. emit more energy than . they . absorb . from the Sun.. rotate very rapidly.. Question 1. The Moon’s internal structure is similar to Earth’s, but the Moon lacks. an . atmosphere.. a . hydrosphere.. a . magnetosphere.. all . of the above.. © 2017 Pearson Education, Inc.. Question 1. Question 1. Some regions of the Milky Way’s disk appear dark because. there . are no stars there.. stars . in that direction are obscured by interstellar . gas. .. stars . in that direction are obscured by . . Inc. .. Question 1. Constellations appear to move across the sky at night because the. Earth orbits the Sun.. Moon orbits the Earth.. stars are in constant motion.. Sun orbits the Earth.. Earth spins on its axis.. Chapter 8 Moons, Rings, and Plutoids. © 2017 Pearson Education, Inc.. Units of Chapter 8. The Galilean Moons of Jupiter. The Large Moons of Saturn and Neptune. The Medium-Sized Jovian Moons. Planetary Rings. . Inc. .. Question 1. Which of the following are . terrestrial. planets?. Only Earth. Earth, Moon, and Venus. Mercury, Venus, Earth, and Mars. Mercury, Venus, Earth, Moon, Mars, and Pluto. Mercury, Venus, Earth, Moon, Mars, and Ceres. Chapter 11 The Interstellar Medium. © 2017 Pearson Education, Inc.. Units of Chapter 11. Interstellar Matter. Star-Forming Regions. Dark Dust Clouds. Formation of Stars Like the Sun. Stars of Other Masses. Chapter 3 Telescopes. © 2017 Pearson Education, Inc.. Units of Chapter 3. Optical Telescopes. Telescope Size. High-Resolution Astronomy. Radio Astronomy. Space-Based Astronomy. Summary of Chapter 3. Chapter 6 The Terrestrial Planets. © 2017 Pearson Education, Inc.. Units of Chapter 6. Orbital and Physical Properties. Rotation Rates. Atmospheres. The Surface of Mercury. The Surface of Venus. The Surface of Mars. Question 1. The Drake equation attempts to define the number of. planets . in the Milky . Way Galaxy. .. planets . with life in . the universe. .. stars . with planets . like Earth. .. civilizations . Why This Matters. Understanding bone anatomy and the process of bone remodeling allows you to work effectively with patients with bone diseases such as osteoporosis. © 2017 Pearson Education, Inc.. 6.1 Skeletal Cartilages.