- 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) Radio telescope
B) Hooker Telescope
C) Spitzer Space Telescope
D) Hubble Space Telescope
- 3. What method did Henrietta Swan Leavitt develop that was crucial for measuring cosmic distances?
A) Parallax method
B) Redshift measurements
C) Cepheid variable period-luminosity relationship
D) Supernova classification
- 4. Who participated in the 'Great Debate' against Harlow Shapley?
A) Vesto Slipher
B) Albert Einstein
C) Edwin Hubble
D) Heber Curtis
- 5. What was the significance of Hubble's discovery of Cepheid variables in Andromeda?
A) Showed it was collapsing
B) Showed it was younger than Milky Way
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 Sun orbited Earth
B) That stars were eternal
C) That Milky Way was the entire universe
D) That Earth was flat
- 7. What year did Hubble announce his findings about the expanding universe?
A) 1945
B) 1935
C) 1929
D) 1910
- 8. What was the primary evidence for the expanding universe?
A) Blue shift of galaxy light
B) Radio wave emissions
C) Redshift of galaxy light
D) Changes in star brightness
- 9. What did Hubble originally study before astronomy?
A) Chemistry
B) Medicine
C) Mathematics
D) Law
- 10. What was the prevailing view of spiral nebulae before Hubble's work?
A) They were planets forming
B) They were optical illusions
C) They were other universes
D) They were within our galaxy
- 11. What was the size of the Hooker Telescope's primary mirror?
A) 150 inches
B) 100 inches
C) 200 inches
D) 50 inches
- 12. What previous astronomical work did Hubble build upon?
A) Newton's gravity theory
B) Slipher's redshift measurements
C) Copernicus's heliocentric model
D) Galileo's moon observations
- 13. How did World War I affect Hubble's astronomical work?
A) Destroyed his equipment
B) Had no effect
C) Accelerated it for military purposes
D) Delayed it while he served in military
- 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 eternal and unchanging
D) It was created last Thursday
- 15. What was the name of Hubble's famous paper from 1929?
A) A Relation between Distance and Radial Velocity among Extra-Galactic Nebulae
B) On the Origin of Galaxies
C) Beyond the Milky Way
D) The Expanding Universe Theory
- 16. Who was the director of Mount Wilson Observatory during Hubble's work?
A) Vesto Slipher
B) George Ellery Hale
C) Harlow Shapley
D) Albert Einstein
- 17. Who developed the period-luminosity relationship for Cepheid variables?
A) Henrietta Leavitt
B) Albert Einstein
C) Edwin Hubble
D) Annie Jump Cannon
- 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) Mathematician
C) Lawyer
D) Engineer
- 20. Which galaxy was key to Hubble's distance measurements?
A) Andromeda
B) Milky Way
C) Whirlpool
D) Triangulum
- 21. Where was the telescope located that Hubble used?
A) Mount Wilson
B) Mauna Kea
C) Mount Palomar
D) Chile
- 22. What did Einstein call his cosmological constant?
A) His greatest achievement
B) A minor adjustment
C) The key to everything
D) His biggest blunder
- 23. Who was Hubble's rival at Harvard College Observatory?
A) Heber Curtis
B) Harlow Shapley
C) Albert Einstein
D) George Hale
- 24. What military rank did Hubble hold?
A) General
B) Colonel
C) Major
D) Captain
- 25. Which astronomer's work at Mount Wilson Observatory features prominently in the book?
A) Johannes Kepler
B) Galileo Galilei
C) Edwin Hubble
D) Albert Einstein
- 26. Who developed the theory of general relativity that influenced these discoveries?
A) Isaac Newton
B) Albert Einstein
C) Niels Bohr
D) Werner Heisenberg
- 27. Who first observed the redshift of spiral nebulae?
A) Edwin Hubble
B) Vesto Slipher
C) Milton Humason
D) Albert Einstein
- 28. Where is Mount Wilson Observatory located?
A) Hawaii
B) California
C) Chile
D) Arizona
- 29. Who assisted Hubble with spectroscopic observations at Mount Wilson?
A) Fritz Zwicky
B) Clyde Tombaugh
C) Walter Baade
D) Milton Humason
- 30. Which organization funded the construction of the Hooker Telescope?
A) NASA
B) Smithsonian
C) Carnegie Institution
D) National Science Foundation
- 31. What did Einstein call his 'greatest blunder'?
A) The photoelectric effect
B) Brownian motion
C) Special relativity
D) The cosmological constant
- 32. What was the name of the star system Hubble used to prove Andromeda was outside our galaxy?
A) Alpha Centauri
B) Betelgeuse
C) M31
D) Sirius
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