- 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) Carl Sagan
B) Neil deGrasse Tyson
C) Stephen Hawking
D) Richard Dawkins
- 2. What is dark matter primarily associated with?
A) Electromagnetism
B) Gravity
C) Strong force
D) Weak force
- 3. What percentage of the universe is thought to be dark energy?
A) 5%
B) 27%
C) 68%
D) 15%
- 4. In astrophysics, what is 'redshift' a key indicator of?
A) Cosmic microwave background
B) The expanding universe
C) Black hole formation
D) Collapsing stars
- 5. What particle is associated with light?
A) Proton
B) Photon
C) Electron
D) Neutrino
- 6. What does Tyson state we are made of?
A) Earth minerals
B) Molecular compounds
C) Cosmic dust
D) Star stuff
- 7. What experiment demonstrated the wave-particle duality of light?
A) Hubble’s redshift observation
B) Millikan's oil drop experiment
C) Double-slit experiment
D) Cavendish experiment
- 8. Which of these is a way to detect exoplanets?
A) Emission method
B) Absorptive method
C) Reflective method
D) Transit method
- 9. How does the Sun generate energy?
A) Chemical reactions
B) Gravitational contraction
C) Nuclear fusion
D) Coal combustion
- 10. What role do neutrinos play in the universe?
A) They are fundamental particles that interact very weakly.
B) They are responsible for light.
C) They are the building blocks of atoms.
D) They create gravitational fields.
- 11. Which of the following is a type of galaxy?
A) Dimensional galaxy
B) Transversal galaxy
C) Spiral galaxy
D) Circular galaxy
- 12. How old is the universe estimated to be?
A) Approximately 4.5 billion years
B) Around 10 billion years
C) Approximately 13.8 billion years
D) About 20 billion years
- 13. Which of the following is a type of exoplanet?
A) Ice giant
B) Red dwarf
C) Hot Jupiter
D) Brown dwarf
- 14. What is the main ingredient in the formation of planets?
A) Metallic fragments
B) Water and ice
C) Gas and dust in a protoplanetary disk
D) Pure energy
- 15. What are gravitational waves?
A) Sound waves in space
B) Light waves emitted from stars
C) Ripples in spacetime caused by accelerating masses
D) X-rays from black holes
- 16. Who first proposed the theory of general relativity?
A) Isaac Newton
B) Galileo Galilei
C) Albert Einstein
D) Stephen Hawking
- 17. What is the significance of the cosmic microwave background radiation?
A) It marks the edge of the universe
B) It is residual radiation from the Big Bang
C) It represents light from distant galaxies
D) It indicates the presence of dark energy
- 18. What is a light-year used to measure?
A) Mass
B) Luminosity
C) Distance
D) Time
- 19. What is light polluted by city lights called?
A) Night glare
B) Skyglow
C) Urban glow
D) Haze
- 20. How did Tyson describe dark energy?
A) A form of matter.
B) The energy of black holes.
C) A relic from the Big Bang.
D) The force causing the accelerated expansion of the universe.
- 21. Who formulated the laws of motion and universal gravitation?
A) Isaac Newton
B) Stephen Hawking
C) Albert Einstein
D) Galileo Galilei
- 22. Which particle is thought to mediate the force of gravity?
A) Gluon
B) Photon
C) Graviton (hypothetical)
D) W boson
- 23. Which element is the most abundant in the universe?
A) Oxygen
B) Carbon
C) Helium
D) Hydrogen
- 24. What does the term 'event horizon' refer to in black holes?
A) The core of a black hole
B) The surface temperature of a star
C) The outer layers of a planet
D) The boundary beyond which nothing can escape
- 25. What is the first step in the scientific method?
A) Experimentation
B) Conclusion
C) Hypothesis
D) Observation
- 26. Which planet in our solar system has the most moons?
A) Earth
B) Mars
C) Venus
D) Jupiter
- 27. What is the name of our galaxy?
A) Sombrero
B) Andromeda
C) Milky Way
D) Whirlpool
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