Astronomy Quiz for Learning with Fun

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#1. Detectors on balloons and rockets detect _________ rays coming from all over the sky?

#2. Who discovered X-rays ?

#3. Which of the following physicists was/is also an exobiologist (biologist of extraterrestrial life) ?

#4. Europa is a moon of which of the following planets?

#5. Which of the following is a powerful and luminous stellar explosion?

#6. Who proposed the Big Bang Theory?

#7. Which space company was founded by Sir Richard Branson?

#8. The number of sunspots vary over _____ years.

#9. Who first showed that powerful rays called cosmic rays come from space?

#10. What’s an object with a star-like appearance, but actually a bright source of radio waves called?

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Explanation is given below

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Astronomy Quiz Explanations

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  1. Cosmic X-rays are absorbed by the earth’s atmosphere. Detectors on balloons and rockets detect X-rays coming from all over the sky.
  2. Wilhelm Rontgen discovered high energy radiation and called them X-rays.
  3. Carl Sagan made significant contributions in the field of planetary science and exobiology (biology of extraterrestrial life).
  4. Europa is one of the moons of Jupiter. It has in total of 79 moons. 
  5. Supernova is a really powerful luminous stellar explosion in space. It occurs in the last stages of a massive star.
  6. Georges Lemaitre first proposed that the universe arose from a single primordial atom. This was called the Big Bang Theory.
  7. A quasi-stellar radio source looks like a star. But it is actually very distant. And it’s a great source of radio waves.
  8. Richard Branson founded Virgin Galactic, a leading space company. SpaceX was founded by Elon Musk and Blue Origin by Amazon CEO Jeff Bezos. And ESA is the European Space Agency.
  9. Sunspots vary over 11 years. More about sunspots here Why does Sun have Dark Spot(SunSpot)
  10. Victor Hess was an Austrian physicist. He showed that cosmic rays are really powerful rays and they come from space.

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Astrophysics Quiz and answers

  1. Detectors on balloons and rockets detect _________ rays coming from all over the sky?

Microwaves

X-rays ()

Alpha

Beta

2. Who discovered X-rays ?

James Chadwick

Riccardo Giacconi

Wilhelm Rontgen ()

Wolfgang Pauli

3. Which of the following physicists was/is also an exobiologist (biologist of extraterrestrial life) ?

Galileo Galilei

Roger Penrose

Michael Faraday

Carl Sagan ()

4. Europa is a moon of which of the following planets?

Jupiter ()

Saturn

Neptune

Mars

5. Which of the following is a powerful and luminous stellar explosion?

Pulsar

Neutron star

Black hole

Supernova ()

6. Who proposed the Big Bang Theory?

Roger Penrose

Georges Lemaitre ()

Stephen Hawking

Richard Feynmann

7. What’s an object with a star-like appearance, but actually a bright source of radio waves called?

Neutron star

Pulsar

Quasi-stellar object ()

Red dwarf

8. Which space company was founded by Sir Richard Branson?

SpaceX

Virgin Galactic ()

Blue Origin

ESA

9. The number of sunspots vary over _____ years.

11 ()

22

150

5

10.Who first showed that powerful rays called cosmic rays come from space?

Max Plank

Victor Hess ()

Robert Bunsen

Angelo Secchi

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