- 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) Edwin Hubble
B) Marcia Bartusiak
C) Harlow Shapley
D) George Ellery Hale
- 2. What instrument was vital for the discoveries discussed in the book?
A) Hooker Telescope
B) Hubble Space Telescope
C) Radio telescope
D) Spitzer Space Telescope
- 3. What method did Henrietta Swan Leavitt develop that was crucial for measuring cosmic distances?
A) Cepheid variable period-luminosity relationship
B) Supernova classification
C) Redshift measurements
D) Parallax method
- 4. Who participated in the 'Great Debate' against Harlow Shapley?
A) Heber Curtis
B) Vesto Slipher
C) Edwin Hubble
D) Albert Einstein
- 5. What was the significance of Hubble's discovery of Cepheid variables in Andromeda?
A) Showed it was younger than Milky Way
B) Showed it was collapsing
C) Proved it was outside our galaxy
D) Proved it was made of dark matter
- 6. What previous concept did Hubble's work overturn?
A) That stars were eternal
B) That Milky Way was the entire universe
C) That Earth was flat
D) That Sun orbited Earth
- 7. What year did Hubble announce his findings about the expanding universe?
A) 1935
B) 1929
C) 1945
D) 1910
- 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) Law
B) Chemistry
C) Medicine
D) Mathematics
- 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) 50 inches
B) 200 inches
C) 150 inches
D) 100 inches
- 12. What previous astronomical work did Hubble build upon?
A) Galileo's moon observations
B) Newton's gravity theory
C) Slipher's redshift measurements
D) Copernicus's heliocentric model
- 13. How did World War I affect Hubble's astronomical work?
A) Had no effect
B) Destroyed his equipment
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 was eternal and unchanging
B) It was created last Thursday
C) It began with a Big Bang
D) It was contracting earlier
- 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) Harlow Shapley
C) Vesto Slipher
D) Albert Einstein
- 17. Who developed the period-luminosity relationship for Cepheid variables?
A) Edwin Hubble
B) Henrietta Leavitt
C) Annie Jump Cannon
D) Albert Einstein
- 18. What was the name of the famous debate about nebulae in 1920?
A) The Galaxy Debate
B) The Cosmic Debate
C) The Great Debate
D) The Hubble Debate
- 19. What was Hubble's professional background before astronomy?
A) Physicist
B) Engineer
C) Lawyer
D) Mathematician
- 20. Which galaxy was key to Hubble's distance measurements?
A) Milky Way
B) Whirlpool
C) Andromeda
D) Triangulum
- 21. Where was the telescope located that Hubble used?
A) Mount Palomar
B) Mauna Kea
C) Mount Wilson
D) Chile
- 22. What did Einstein call his cosmological constant?
A) His greatest achievement
B) The key to everything
C) His biggest blunder
D) A minor adjustment
- 23. Who was Hubble's rival at Harvard College Observatory?
A) Harlow Shapley
B) George Hale
C) Albert Einstein
D) Heber Curtis
- 24. What military rank did Hubble hold?
A) General
B) Colonel
C) Captain
D) Major
- 25. Which astronomer's work at Mount Wilson Observatory features prominently in the book?
A) Edwin Hubble
B) Johannes Kepler
C) Albert Einstein
D) Galileo Galilei
- 26. Who developed the theory of general relativity that influenced these discoveries?
A) Albert Einstein
B) Isaac Newton
C) Werner Heisenberg
D) Niels Bohr
- 27. Who first observed the redshift of spiral nebulae?
A) Milton Humason
B) Edwin Hubble
C) Vesto Slipher
D) Albert Einstein
- 28. Where is Mount Wilson Observatory located?
A) Chile
B) California
C) Arizona
D) Hawaii
- 29. Who assisted Hubble with spectroscopic observations at Mount Wilson?
A) Milton Humason
B) Walter Baade
C) Clyde Tombaugh
D) Fritz Zwicky
- 30. Which organization funded the construction of the Hooker Telescope?
A) Smithsonian
B) National Science Foundation
C) NASA
D) Carnegie Institution
- 31. What did Einstein call his 'greatest blunder'?
A) Special relativity
B) The photoelectric effect
C) The cosmological constant
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) Alpha Centauri
D) Betelgeuse
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