- 1. Astrophysics For People In A Hurry by Neil deGrasse Tyson is an engaging and succinct exploration of the universe that simplifies complex scientific concepts for the everyday reader. In this illuminating work, Tyson, a prominent astrophysicist and science communicator, presents the fundamental principles of astrophysics, ranging from the Big Bang and black holes to the nature of dark matter and dark energy, while also delving into the history of the universe and our place within it. The book is structured in a manner that caters to those with limited time, offering concise chapters that encapsulate the essence of each topic without sacrificing depth. Through his witty prose and relatable analogies, Tyson demystifies the cosmos, making formidable ideas accessible and entertaining. The illustrations enhance the narrative, providing visual interpretations of the vastness and complexity of space, and the book ultimately serves as an invitation for readers to expand their understanding of the universe, encouraging curiosity and further inquiry into the marvels of astrophysics.
Who is the author of 'Astrophysics For People In A Hurry'?
A) Stephen Hawking
B) Richard Dawkins
C) Carl Sagan
D) Neil deGrasse Tyson
- 2. What is dark matter primarily associated with?
A) Strong force
B) Gravity
C) Weak force
D) Electromagnetism
- 3. What percentage of the universe is thought to be dark energy?
A) 15%
B) 5%
C) 27%
D) 68%
- 4. In astrophysics, what is 'redshift' a key indicator of?
A) The expanding universe
B) Black hole formation
C) Collapsing stars
D) Cosmic microwave background
- 5. What particle is associated with light?
A) Electron
B) Proton
C) Photon
D) Neutrino
- 6. What does Tyson state we are made of?
A) Cosmic dust
B) Star stuff
C) Earth minerals
D) Molecular compounds
- 7. What experiment demonstrated the wave-particle duality of light?
A) Double-slit experiment
B) Hubble’s redshift observation
C) Cavendish experiment
D) Millikan's oil drop experiment
- 8. Which of these is a way to detect exoplanets?
A) Emission method
B) Reflective method
C) Transit method
D) Absorptive method
- 9. How does the Sun generate energy?
A) Nuclear fusion
B) Gravitational contraction
C) Coal combustion
D) Chemical reactions
- 10. What role do neutrinos play in the universe?
A) They create gravitational fields.
B) They are the building blocks of atoms.
C) They are fundamental particles that interact very weakly.
D) They are responsible for light.
- 11. What is the first step in the scientific method?
A) Conclusion
B) Observation
C) Hypothesis
D) Experimentation
- 12. How did Tyson describe dark energy?
A) The force causing the accelerated expansion of the universe.
B) The energy of black holes.
C) A relic from the Big Bang.
D) A form of matter.
- 13. Who formulated the laws of motion and universal gravitation?
A) Stephen Hawking
B) Isaac Newton
C) Albert Einstein
D) Galileo Galilei
- 14. Which element is the most abundant in the universe?
A) Helium
B) Oxygen
C) Hydrogen
D) Carbon
- 15. How old is the universe estimated to be?
A) Approximately 4.5 billion years
B) Around 10 billion years
C) About 20 billion years
D) Approximately 13.8 billion years
- 16. What are gravitational waves?
A) X-rays from black holes
B) Light waves emitted from stars
C) Ripples in spacetime caused by accelerating masses
D) Sound waves in space
- 17. What is the significance of the cosmic microwave background radiation?
A) It represents light from distant galaxies
B) It is residual radiation from the Big Bang
C) It indicates the presence of dark energy
D) It marks the edge of the universe
- 18. What does the term 'event horizon' refer to in black holes?
A) The outer layers of a planet
B) The core of a black hole
C) The surface temperature of a star
D) The boundary beyond which nothing can escape
- 19. What is the main ingredient in the formation of planets?
A) Water and ice
B) Pure energy
C) Metallic fragments
D) Gas and dust in a protoplanetary disk
- 20. Which of the following is a type of galaxy?
A) Circular galaxy
B) Transversal galaxy
C) Dimensional galaxy
D) Spiral galaxy
- 21. Who first proposed the theory of general relativity?
A) Albert Einstein
B) Stephen Hawking
C) Galileo Galilei
D) Isaac Newton
- 22. Which planet in our solar system has the most moons?
A) Jupiter
B) Earth
C) Venus
D) Mars
- 23. Which particle is thought to mediate the force of gravity?
A) Photon
B) Gluon
C) Graviton (hypothetical)
D) W boson
- 24. What is a light-year used to measure?
A) Time
B) Distance
C) Mass
D) Luminosity
- 25. Which of the following is a type of exoplanet?
A) Red dwarf
B) Brown dwarf
C) Ice giant
D) Hot Jupiter
- 26. What is the name of our galaxy?
A) Sombrero
B) Whirlpool
C) Milky Way
D) Andromeda
- 27. What is light polluted by city lights called?
A) Night glare
B) Haze
C) Urban glow
D) Skyglow
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