- 1. The Day We Found the Universe by Marcia Bartusiak is a captivating exploration of the pivotal moments and brilliant minds that contributed to our understanding of the cosmos. In this richly detailed narrative, Bartusiak transports readers back to the early 20th century, a crucial period in the history of astronomy, when revolutionary discoveries began to unravel the mysteries of the universe. She intricately weaves the stories of legendary astronomers such as Edwin Hubble and the groundbreaking observations that revealed the vastness of space and the existence of galaxies beyond our own. Through vivid storytelling, Bartusiak highlights the significance of the Mount Wilson Observatory and the technological advancements that made such discoveries possible, while also delving into the personal lives and challenges faced by these pioneering scientists. This book not only celebrates their scientific achievements but also emphasizes the human spirit's relentless pursuit of knowledge and the profound impact that understanding our universe has on our place in it. Overall, The Day We Found the Universe is not just a chronicle of scientific discoveries; it is a testament to the enduring quest for exploration and the beauty of the cosmos.
Who is the author of 'The Day We Found The Universe'?
A) Harlow Shapley
B) Marcia Bartusiak
C) Edwin Hubble
D) George Ellery Hale
- 2. What instrument was vital for the discoveries discussed in the book?
A) Spitzer Space Telescope
B) Radio telescope
C) Hooker Telescope
D) Hubble Space Telescope
- 3. What method did Henrietta Swan Leavitt develop that was crucial for measuring cosmic distances?
A) Supernova classification
B) Cepheid variable period-luminosity relationship
C) Redshift measurements
D) Parallax method
- 4. Who participated in the 'Great Debate' against Harlow Shapley?
A) Albert Einstein
B) Vesto Slipher
C) Edwin Hubble
D) Heber Curtis
- 5. What was the significance of Hubble's discovery of Cepheid variables in Andromeda?
A) Proved it was made of dark matter
B) Showed it was younger than Milky Way
C) Showed it was collapsing
D) Proved it was outside our galaxy
- 6. What previous concept did Hubble's work overturn?
A) That Milky Way was the entire universe
B) That Earth was flat
C) That Sun orbited Earth
D) That stars were eternal
- 7. What year did Hubble announce his findings about the expanding universe?
A) 1935
B) 1945
C) 1910
D) 1929
- 8. What was the primary evidence for the expanding universe?
A) Redshift of galaxy light
B) Radio wave emissions
C) Changes in star brightness
D) Blue shift of galaxy light
- 9. What did Hubble originally study before astronomy?
A) Chemistry
B) Mathematics
C) Medicine
D) Law
- 10. What was the prevailing view of spiral nebulae before Hubble's work?
A) They were optical illusions
B) They were planets forming
C) They were within our galaxy
D) They were other universes
- 11. What was the size of the Hooker Telescope's primary mirror?
A) 150 inches
B) 200 inches
C) 50 inches
D) 100 inches
- 12. What previous astronomical work did Hubble build upon?
A) Copernicus's heliocentric model
B) Newton's gravity theory
C) Galileo's moon observations
D) Slipher's redshift measurements
- 13. How did World War I affect Hubble's astronomical work?
A) Destroyed his equipment
B) Had no effect
C) Delayed it while he served in military
D) Accelerated it for military purposes
- 14. What did the discovery of the universe's expansion imply about its past?
A) It began with a Big Bang
B) It was contracting earlier
C) It was created last Thursday
D) It was eternal and unchanging
- 15. What was the name of Hubble's famous paper from 1929?
A) Beyond the Milky Way
B) On the Origin of Galaxies
C) A Relation between Distance and Radial Velocity among Extra-Galactic Nebulae
D) The Expanding Universe Theory
- 16. Who was the director of Mount Wilson Observatory during Hubble's work?
A) George Ellery Hale
B) Vesto Slipher
C) Albert Einstein
D) Harlow Shapley
- 17. Who developed the period-luminosity relationship for Cepheid variables?
A) Albert Einstein
B) Annie Jump Cannon
C) Edwin Hubble
D) Henrietta Leavitt
- 18. What was the name of the famous debate about nebulae in 1920?
A) The Galaxy Debate
B) The Hubble Debate
C) The Great Debate
D) The Cosmic Debate
- 19. What was Hubble's professional background before astronomy?
A) Physicist
B) Lawyer
C) Engineer
D) Mathematician
- 20. Which galaxy was key to Hubble's distance measurements?
A) Triangulum
B) Milky Way
C) Whirlpool
D) Andromeda
- 21. Where was the telescope located that Hubble used?
A) Mount Palomar
B) Chile
C) Mauna Kea
D) Mount Wilson
- 22. What did Einstein call his cosmological constant?
A) A minor adjustment
B) His biggest blunder
C) His greatest achievement
D) The key to everything
- 23. Who was Hubble's rival at Harvard College Observatory?
A) George Hale
B) Harlow Shapley
C) Heber Curtis
D) Albert Einstein
- 24. What military rank did Hubble hold?
A) Colonel
B) Captain
C) General
D) Major
- 25. Which astronomer's work at Mount Wilson Observatory features prominently in the book?
A) Edwin Hubble
B) Galileo Galilei
C) Johannes Kepler
D) Albert Einstein
- 26. Who developed the theory of general relativity that influenced these discoveries?
A) Werner Heisenberg
B) Albert Einstein
C) Niels Bohr
D) Isaac Newton
- 27. Who first observed the redshift of spiral nebulae?
A) Vesto Slipher
B) Edwin Hubble
C) Albert Einstein
D) Milton Humason
- 28. Where is Mount Wilson Observatory located?
A) Arizona
B) Hawaii
C) Chile
D) California
- 29. Who assisted Hubble with spectroscopic observations at Mount Wilson?
A) Clyde Tombaugh
B) Walter Baade
C) Milton Humason
D) Fritz Zwicky
- 30. Which organization funded the construction of the Hooker Telescope?
A) National Science Foundation
B) Smithsonian
C) Carnegie Institution
D) NASA
- 31. What did Einstein call his 'greatest blunder'?
A) Special relativity
B) The cosmological constant
C) The photoelectric effect
D) Brownian motion
- 32. What was the name of the star system Hubble used to prove Andromeda was outside our galaxy?
A) Sirius
B) M31
C) Betelgeuse
D) Alpha Centauri
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