Astronomy Today 8th Edition Test Bank | Chaisson McMillan | All 28 Chapters | True/False Multiple Choice Essay Questions | Complete Test Bank Instant Download 2026/2027 latest

Contents Chapter 1 Chapter 2 Chapter 3 Chapter 4 Chapter 5 Chapter 6 Chapter 7 Chapter 8 Chapter 9 Chapter 10 Chapter 11 Chapter 12 Chapter 13 Chapter 14 Chapter 15 Chapter 16 Chapter 17 Chapter 18 Chapter 19 Chapter 20 Chapter 21 Chapter 22 Chapter 23 Chapter 24 Chapter 25 Chapter 26 Chapter 27 Chapter 28 Charting the Heavens: The Foundations of Astronomy ............................................... 1 The Copernican Revolution: The Birth of Modern Science.......................................... 18 Radiation: Information from the Cosmos....................................................................... 36 Spectroscopy: The Inner Workings of Atoms ................................................................ 56 Telescopes: The Tools of Astronomy .............................................................................. 73 The Solar System: Comparative Planetology and Formation Models ....................... 92 Earth: Our Home in Space .............................................................................................. 118 The Moon and Mercury: Scorched and Battered Worlds........................................... 136 Venus: Earth’s Sister Planet ............................................................................................ 156 Mars: A Near Miss for Life? ........................................................................................... 173 Jupiter: Giant of the Solar System ................................................................................. 191 Saturn: Spectacular Rings and Mysterious Moons ..................................................... 209 Uranus and Neptune: The Outer Worlds of the Solar System .................................. 228 Solar System Debris: Keys to Our Origin ..................................................................... 247 Exoplanets: Planetary Systems Beyond Our Own ...................................................... 267 The Sun: Our Parent Star ................................................................................................ 280 The Stars: Giants, Dwarfs, and the Main Sequence .................................................... 301 The Interstellar Medium: Gas and Dust among the Stars .......................................... 321 Star Formation: A Traumatic Birth ................................................................................ 339 Stellar Evolution: The Life and Death of a Star ........................................................... 359 Stellar Explosions: Novae, Supernovae, and the Formation of the Elements ......... 380 Neutron Stars and Black Holes: Strange States of Matter .......................................... 399 The Milky Way Galaxy: A Spiral in Space ................................................................... 420 Galaxies: Building Blocks of the Universe ................................................................... 439 Galaxies and Dark Matter: The Large-Scale Structure of the Cosmos ..................... 459 Cosmology: The Big Bang and the Fate of the Universe ............................................ 479 The Early Universe: Toward the Beginning of Time .................................................. 497 Life in the Universe: Are We Alone? ............................................................................ 516 Chapter 1 Charting the Heavens: The Foundations of Astronomy 1.1 True/False Questions 1) The distances to bodies in the solar system are a few light minutes to light hours. Answer: TRUE Diff: 2 Section Ref: 1.1 2) A light-year is a measurement of time. Answer: FALSE Diff: 1 Section Ref: 1.1 3) It was Aristotle who used the scientific method to show the Earth was a sphere. Answer: TRUE Diff: 2 Section Ref: 1.2 4) Constellations are close clusters of stars, all at about the same distance from the Sun. Answer: FALSE Diff: 1 Section Ref: 1.3 5) From the South Pole, Polaris would appear directly overhead. Answer: FALSE Diff: 1 Section Ref: 1.3 6) Only at the equator are all the stars visible over the course of the year. Answer: TRUE Diff: 1 Section Ref: 1.3 7) Over the course of a night, Polaris moves less than any other visible star in the sky. Answer: TRUE Diff: 2 Section Ref: 1.3 8) There are 3,600 arc seconds in a degree. Answer: TRUE Diff: 2 Section Ref: More Precisely 1-1 9) At apogee, the Moon is at its farthest from Earth and thus appears smaller than normal. Because of this it can produce only annular solar eclipses, but not total solar eclipses. Answer: TRUE Diff: 2 Section Ref: 1.5 Copyright © 2014 Pearson Education, Inc. 1 Astronomy Today, 8th Edition 10) If a star rises about 9 PM tonight, and with the sidereal day being four minutes less than the solar one, then in a month it will rise about 7 PM. Answer: TRUE Diff: 3 Section Ref: 1.5 11) From Earth, the Sun and Moon have about the same angular diameter. Answer: TRUE Diff: 1 Section Ref: 1.5 12) The full moon rises around sunrise, and sets around sunset. Answer: FALSE Diff: 1 Section Ref: 1.5 13) From full moon to third quarter moon takes about a week. Answer: TRUE Diff: 2 Section Ref: 1.5 14) The first quarter moon will rise about noon, and set about midnight. Answer: TRUE Diff: 2 Section Ref: 1.5 15) As it orbits the Earth, the Moon appears to move eastward about its own diameter every hour. Answer: TRUE Diff: 3 Section Ref: 1.5 16) The parallax shift of a star would be greater if viewed from Mars than from Earth. Answer: TRUE Diff: 2 Section Ref: 1.6 1.2 Multiple-Choice Questions 1) Which of the choices below correctly lists things in order from largest to smallest? A) Local Group, Solar System, Milky Way, Universe B) Universe, Milky Way, Local Group, Solar System C) Solar System, Local Group, Universe, Milky Way D) Universe, Local Group, Milky Way, Solar System E) Milky Way, Universe, Solar System, Local Group Answer: D Diff: 2 Section Ref: 1.1 2 Copyright © 2014 Pearson Education, Inc. Chapter 1 Charting the Heavens: The Foundations of Astronomy 2) Modern scientific theories are NOT: A) testable. B) continuously tested. C) simple. D) perfect. E) elegant. Answer: D Diff: 1 Section Ref: 1.2 3) An effective theory must: A) have been proven. B) must have been around for centuries or longer. C) be continuously tested. D) include mathematical formulae. Answer: C Diff: 2 Section Ref: 1.2 4) Aristotleʹs hypothesis was that: A) lunar eclipses were created by our shadow. B) only a spherical Earth would always cast a circular shadow on the Moon. C) lunar eclipses would have to happen every full moon. D) the Sun lay at the center of the planet orbits. E) the Moon orbited the Earth. Answer: B Diff: 2 Section Ref: 1.2 5) About how many stars are visible on a clear, dark night with the naked eye alone? A) a few dozen B) a few hundred C) a few thousand D) tens of thousands E) millions and millions Answer: C Diff: 1 Section Ref: 1.3 6) Into how many constellations is the celestial sphere divided? A) 12 B) 44 C) 57 D) 88 E) 110 Answer: D Diff: 1 Section Ref: 1.3 Copyright © 2014 Pearson Education, Inc. 3 Astronomy Today, 8th Edition 7) What are constellations? A) groups of galaxies gravitationally bound and close together in the sky B) groups of stars making an apparent pattern in the celestial sphere C) groups of stars gravitationally bound and appearing close together in the sky D) ancient story boards, useless to modern astronomers E) apparent groupings of stars and planets visible on a given evening Answer: B Diff: 2 Section Ref: 1.3 8) Where on Earth would you be if Polaris was at your zenith? A) North Pole B) Arctic Circle C) Tropic of Cancer D) Equator E) It lies overhead everywhere on Earth. Answer: A Diff: 2 Section Ref: 1.3 9) Where on Earth can you observe all the stars in the sky over an entire year? A) North Pole B) Arctic Circle C) Tropic of Cancer D) Equator E) Everyone on Earth can see the whole sky. Answer: D Diff: 2 Section Ref: 1.3 10) Why did early civilizations observe constellations? A) only for religious reasons B) for practical reasons, such as navigation and helping to determine seasons C) only for recreational reasons D) only to predict a personʹs destiny Answer: B Diff: 1 Section Ref: 1.3 11) While watching a star, you see it moves 15 degrees across the sky. How long have you been watching it? A) 1 hour B) 3 hours C) 15 minutes D) 15 seconds E) 1 minute Answer: A Diff: 2 Section Ref: 1.4 4 Copyright © 2014 Pearson Education, Inc. Chapter 1 Charting the Heavens: The Foundations of Astronom