Voyages: Through the Universe 3rd edition

Textbook Cover

Andrew Fraknoi, David Morrison, and Sidney C. Woff
Publisher: Cengage Learning


Access is contingent on use of this textbook in the instructor's classroom.

  • P: Science and the Universe: A Brief Tour (21)
  • 1: Observing the Sky: The Birth of Astronomy (38)
  • 2: Orbits and Gravity (35)
  • 3: Earth, Moon, and Sky (47)
  • 4: Radiation and Spectra (53)
  • 5: Astronomical Instruments (35)
  • 6: Other Worlds: An Introduction to the Solar System (30)
  • 7: Earth as a Planet (31)
  • 8: Cratered Worlds: The Moon and Mercury (30)
  • 9: Earth-Like Planets: Venus and Mars (40)
  • 10: The Giant Planets (35)
  • 11: Rings, Moons, and Pluto (37)
  • 12: Comets and Asteroids: Debris of the Solar System (33)
  • 13: Cosmic Samples and the Origin of the Solar System (29)
  • 14: The Sun: A Garden-Variety Star (27)
  • 15: The Sun: A Nuclear Power House (33)
  • 16: Analyzing Starlight (24)
  • 17: The Stars: A Celestial Census (26)
  • 18: Celestial Distances (25)
  • 19: Between the Stars: Gas and Dust in Space (26)
  • 20: The Birth of Stars and the Discovery of Planets Outside the Solar System (24)
  • 21: Stars: From Adolescence to Old Age (30)
  • 22: The Death of Stars (33)
  • 23: Black Holes and Curved Spacetime (23)
  • 24: The Milky Way Galaxy (23)
  • 25: Galaxies (25)
  • 26: Quasars and Active Galaxies & Interlude: The Mystery of the Gamma-Ray Bursts (24)
  • 27: Mapping the Universe (26)
  • 28: The Big Bang (38)
  • 29: Astrobiology and the Search for Life Elsewhere (30)

Questions Available within WebAssign

Most questions from this textbook are available in WebAssign. The online questions are identical to the textbook questions except for minor wording changes necessary for Web use. Whenever possible, variables, numbers, or words have been randomized so that each student receives a unique version of the question. This list is updated nightly.

Question Group Key
TQ - Thought Question
RQ - Review Question
P - Problem (Figuring for Yourself)
TB - Test Bank


Question Availability Color Key
BLACK questions are available now
GRAY questions are under development


Group Quantity Questions
Chapter P: Science and the Universe: A Brief Tour
P.TB 21 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21
Chapter 1: Observing the Sky: The Birth of Astronomy
1.P 3 14 18 19
1.TB 35 01 02 03 04 05 06 07 08 09 10 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36
Chapter 2: Orbits and Gravity
2.P 3 15 19 20
2.RQ 2 03 06
2.TB 30 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
Chapter 3: Earth, Moon, and Sky
3.RQ 1 08
3.TB 40 0 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 35 36 37 38 39 40
3.TQ 6 09 10 11 14 16 18
Chapter 4: Radiation and Spectra
4.P 4 23 24 25 26
4.RQ 1 01
4.TB 45 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45
4.TQ 3 11 13 15
Chapter 5: Astronomical Instruments
5.TB 35 01 02 03 04 05 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36
Chapter 6: Other Worlds: An Introduction to the Solar System
6.TB 30 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
Chapter 7: Earth as a Planet
7.TB 31 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31
Chapter 8: Cratered Worlds: The Moon and Mercury
8.TB 30 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
Chapter 9: Earth-Like Planets: Venus and Mars
9.TB 40 01 02 03 04 05 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41
Chapter 10: The Giant Planets
10.TB 35 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35
Chapter 11: Rings, Moons, and Pluto
11.TB 37 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37
Chapter 12: Comets and Asteroids: Debris of the Solar System
12.TB 33 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33
Chapter 13: Cosmic Samples and the Origin of the Solar System
13.TB 29 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29
Chapter 14: The Sun: A Garden-Variety Star
14.TB 27 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27
Chapter 15: The Sun: A Nuclear Power House
15.TB 33 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33
Chapter 16: Analyzing Starlight
16.TB 24 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24
Chapter 17: The Stars: A Celestial Census
17.TB 26 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26
Chapter 18: Celestial Distances
18.TB 25 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25
Chapter 19: Between the Stars: Gas and Dust in Space
19.TB 26 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26
Chapter 20: The Birth of Stars and the Discovery of Planets Outside the Solar System
20.TB 24 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24
Chapter 21: Stars: From Adolescence to Old Age
21.TB 30 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
Chapter 22: The Death of Stars
22.TB 33 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33
Chapter 23: Black Holes and Curved Spacetime
23.TB 23 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23
Chapter 24: The Milky Way Galaxy
24.TB 23 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23
Chapter 25: Galaxies
25.TB 25 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25
Chapter 26: Quasars and Active Galaxies & Interlude: The Mystery of the Gamma-Ray Bursts
26.TB 24 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24
Chapter 27: Mapping the Universe
27.TB 26 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26
Chapter 28: The Big Bang
28.TB 38 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38
Chapter 29: Astrobiology and the Search for Life Elsewhere
29.TB 30 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
Total 931