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The Sun

This quiz will test your knowledge about the Sun, its features, and its importance to life on Earth.

15 Questions Published
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Questions

Question 1 Multiple Choice (Single Answer)

What is the Sun?

  1. A star
  2. A planet
  3. A moon
  4. A comet
Question 2 Multiple Choice (Single Answer)

What is the Sun's composition?

  1. Hydrogen and helium
  2. Hydrogen and oxygen
  3. Helium and oxygen
  4. Hydrogen, helium, and oxygen
Question 3 Multiple Choice (Single Answer)

What is the Sun's temperature?

  1. 5,778 K
  2. 10,000 K
  3. 15,000 K
  4. 20,000 K
Question 4 Multiple Choice (Single Answer)

What is the Sun's diameter?

  1. 1.39 million km
  2. 1.49 million km
  3. 1.59 million km
  4. 1.69 million km
Question 5 Multiple Choice (Single Answer)

What is the Sun's mass?

  1. 1.989 × 10^30 kg
  2. 2.989 × 10^30 kg
  3. 3.989 × 10^30 kg
  4. 4.989 × 10^30 kg
Question 6 Multiple Choice (Single Answer)

What is the Sun's luminosity?

  1. 3.846 × 10^26 W
  2. 4.846 × 10^26 W
  3. 5.846 × 10^26 W
  4. 6.846 × 10^26 W
Question 7 Multiple Choice (Single Answer)

What is the Sun's age?

  1. 4.6 billion years
  2. 5.6 billion years
  3. 6.6 billion years
  4. 7.6 billion years
Question 8 Multiple Choice (Single Answer)

What is the Sun's life cycle?

  1. Main sequence star -> Red giant -> White dwarf -> Black dwarf
  2. Main sequence star -> Red giant -> Supernova -> Neutron star
  3. Main sequence star -> Red giant -> Supernova -> Black hole
  4. Main sequence star -> Red giant -> Supernova -> White dwarf
Question 9 Multiple Choice (Single Answer)

What is the Sun's importance to life on Earth?

  1. It provides light and heat
  2. It provides oxygen
  3. It provides water
  4. All of the above
Question 10 Multiple Choice (Single Answer)

What is the Sun's role in the solar system?

  1. It holds the solar system together
  2. It provides energy to the planets
  3. It protects the planets from harmful radiation
  4. All of the above
Question 11 Multiple Choice (Single Answer)

What is the Sun's magnetic field?

  1. It is very strong
  2. It is very weak
  3. It is constantly changing
  4. All of the above
Question 12 Multiple Choice (Single Answer)

What are sunspots?

  1. Dark areas on the Sun's surface
  2. Bright areas on the Sun's surface
  3. Areas of intense heat on the Sun's surface
  4. Areas of intense cold on the Sun's surface
Question 13 Multiple Choice (Single Answer)

What are solar flares?

  1. Eruptions of energy from the Sun's surface
  2. Eruptions of energy from the Sun's core
  3. Eruptions of energy from the Sun's atmosphere
  4. Eruptions of energy from the Sun's magnetic field
Question 14 Multiple Choice (Single Answer)

What are coronal mass ejections?

  1. Ejections of mass from the Sun's corona
  2. Ejections of mass from the Sun's core
  3. Ejections of mass from the Sun's atmosphere
  4. Ejections of mass from the Sun's magnetic field
Question 15 Multiple Choice (Single Answer)

What is the future of the Sun?

  1. It will become a red giant
  2. It will become a white dwarf
  3. It will become a black dwarf
  4. It will become a supernova
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