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Spiral galaxy with Earth in silhouette, astronaut tethered to a space station and colorful nebulae
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ScienceEasy

Space and Astronomy

A telescope launched in 2021 reaches back to galaxies born after the Big Bang, a neighboring galaxy rushes toward us at 110 km/s, a Martian volcano peaks at 21 km, 2.5 times Everest. 10 questions from the Solar System to the edge of the universe.

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Questions

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Minute

Tip: Use keys 1-4 to answer quickly

The 10 quiz questions

Question 1 : Which space telescope, launched in 2021, is Hubble's successor?

Possible answers:

  • James Webb
  • Kepler
  • Spitzer
  • Chandra

Explanation: The James Webb Space Telescope (JWST), launched on December 25, 2021, observes the universe in infrared. It can see galaxies formed shortly after the Big Bang, much farther than Hubble.

Question 2 : Which large galaxy is the nearest neighbor to the Milky Way?

Possible answers:

  • Large Magellanic Cloud
  • Andromeda
  • Triangulum
  • Centaurus A

Explanation: The Andromeda galaxy (M31) is about 2.5 million light-years from us. It is approaching our galaxy at about 110 km/s.

Question 3 : What do we call a celestial object so dense that even light cannot escape from it?

Possible answers:

  • A pulsar
  • A nebula
  • A black hole
  • A quasar

Explanation: A black hole is an object whose gravity is so intense that nothing, not even light, can escape. The first image of a black hole was captured in 2019 by the Event Horizon Telescope.

Question 4 : What is the largest known volcano in the solar system?

Possible answers:

  • Mount Etna
  • Mount Everest
  • Mauna Kea
  • Olympus Mons

Explanation: Olympus Mons, located on Mars, rises about 21 km high, nearly 2.5 times the height of Everest. It is the largest known volcano in the entire solar system.

Question 5 : What is the name of our galaxy?

Possible answers:

  • The Milky Way
  • Andromeda
  • The Great Cloud
  • Centaurus

Explanation: The Milky Way is our spiral galaxy, containing between 200 and 400 billion stars.

Question 6 : Who was the first man to walk on the Moon?

Possible answers:

  • Buzz Aldrin
  • Neil Armstrong
  • John Glenn
  • Yuri Gagarin

Explanation: Neil Armstrong stepped on the Moon on July 20, 1969, speaking the famous line: "That's one small step for man, one giant leap for mankind."

Question 7 : Which planet is nicknamed "the ringed planet"?

Possible answers:

  • Jupiter
  • Uranus
  • Saturn
  • Neptune

Explanation: Saturn is famous for its spectacular rings made of ice and rock.

Question 8 : What do you call a star that explodes at the end of its life?

Possible answers:

  • Nova
  • Pulsar
  • White dwarf
  • Supernova

Explanation: A supernova is the cataclysmic explosion of a massive star at the end of its life.

Question 9 : Which American space agency sent man to the Moon?

Possible answers:

  • NASA
  • SpaceX
  • ESA
  • Boeing

Explanation: NASA (National Aeronautics and Space Administration) carried out the Apollo missions.

Question 10 : How long does it take for sunlight to reach Earth?

Possible answers:

  • 1 second
  • 1 minute
  • 1 hour
  • 8 minutes

Explanation: Light travels the 150 million km between the Sun and Earth in about 8 minutes and 20 seconds.

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