Expanding Horizons: A Quiz on Hubble's Law and Cosmology

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  • 1/14 Questions

    Which astronomer is credited with discovering the expansion of the universe?

    • Edwin Hubble
    • Isaac Newton
    • Galileo Galilei
    • Nicolaus Copernicus
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About This Quiz

Embark on a cosmic journey with the Hubble's Law and Cosmology quiz. This quiz delves into the profound mysteries of our expanding universe, guided by Hubble's Law.
Discover the science behind the universe's relentless expansion, dark matter, dark energy, and the birth of galaxies. Are you ready to tackle questions on the redshift of distant galaxies, the cosmic microwave background, and the Big Bang theory?
From the pioneering work of Edwin Hubble to the modern theories that shape our understanding of the cosmos, this quiz is a deep dive into the heart of cosmology. Challenge your knowledge and explore the vast expanse of our universe.
Unearth the secrets of Hubble's Law and the enigmatic forces that govern our cosmos. Take the 'Expanding Horizons: A Quiz on Hubble's Law and Cosmology' to expand your own cosmic knowledge.

Expanding Horizons: A Quiz On Hubbles Law And Cosmology - Quiz

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  • 2. 

    What does the red shift in light from distant galaxies indicate?

    • The galaxies are moving closer to Earth.

    • The galaxies are stationary.

    • The galaxies are moving away from Earth.

    • The galaxies are rotating on their axes.

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  • 3. 

    What is Hubble's law?

    • The law that states galaxies are moving away from each other at a speed proportional to their distance.

    • The law that states galaxies are stationary and do not move.

    • The law that states galaxies are moving towards each other at a speed proportional to their distance.

    • The law that states galaxies are randomly moving in all directions.

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  • 4. 

    What does the slope of the Hubble's law graph represent?

    • The age of the universe.

    • The rate of expansion of the universe.

    • The temperature of the universe.

    • The mass of the universe.

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  • 5. 

    What is the estimated age of the universe based on current observations?

    • 13.7 billion years

    • 7.2 billion years

    • 42.3 billion years

    • 100 million years

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  • 6. 

    Which of the following statements accurately describes an expanding universe?

    • Galaxies remain fixed in their positions.

    • Galaxies move without any pattern.

    • Galaxies move towards each other.

    • Galaxies move away from each other.

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  • 7. 

    What is the significance of the blue shift in light from nearby galaxies?

    • The galaxies are moving closer to Earth.

    • The galaxies are stationary.

    • The galaxies are moving away from Earth.

    • The galaxies are rotating on their axes.

    Rate this question:

  • 8. 

    Which statement best describes the expansion of the universe?

    • The universe is expanding uniformly.

    • The expansion of the universe is accelerating.

    • The universe is shrinking.

    • The expansion of the universe is slowing down.

    Rate this question:

  • 9. 

    What does the term 'cosmology' refer to?

    • The study of planets within our solar system.

    • The study of the formation and evolution of galaxies.

    • The study of light and its properties.

    • The study of the origins and structure of the universe.

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  • 10. 

    What is the name of the theory that explains the expansion of the universe?

    • Big Bang theory

    • Geocentric theory

    • Steady-state theory

    • Ptolemaic theory

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  • 11. 

    What is the primary evidence for the expansion of the universe?

    • The observed red shift in light from distant galaxies.

    • The presence of dark energy.

    • The blue shift in light from nearby galaxies.

    • The periodicity of supernova explosions.

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  • 12. 

    What force is responsible for the expansion of the universe?

    • Electromagnetic force

    • Strong nuclear force

    • Weak nuclear force

    • Dark energy

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  • 13. 

    What does the law of conservation of angular momentum state?

    • The total energy of a system remains constant.

    • The linear momentum of a system remains constant.

    • The angular momentum of a system remains constant.

    • The entropy of a system remains constant.

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  • 14. 

    What is the term used to describe the apparent change in frequency of light due to the relative motion between the source and the observer?

    • Cosmic radiation

    • Spectral shift

    • Cosmic microwave background

    • Doppler effect

    Rate this question:

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  • Current Version
  • Nov 06, 2023
    Quiz Edited by
    ProProfs Editorial Team
  • Nov 02, 2023
    Quiz Created by
    Surajit Dey
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