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The Sun and Its Characteristics

The Sun and Its Characteristics Quiz

15 Questions Published
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Questions

Question 1 Multiple Choice (Single Answer)

What is the primary source of energy for the Sun?

  1. Nuclear Fusion
  2. Gravitational Contraction
  3. Chemical Reactions
  4. Radioactive Decay
Question 2 Multiple Choice (Single Answer)

What is the approximate surface temperature of the Sun?

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

What is the Sun's diameter compared to Earth's?

  1. 109 times larger
  2. 10 times larger
  3. 100 times larger
  4. 1,000 times larger
Question 4 Multiple Choice (Single Answer)

What is the Sun's mass compared to Earth's?

  1. 330,000 times larger
  2. 33,000 times larger
  3. 3,300 times larger
  4. 33 times larger
Question 5 Multiple Choice (Single Answer)

What is the Sun's luminosity, or total energy output?

  1. 3.846 × 10^26 watts
  2. 3.846 × 10^23 watts
  3. 3.846 × 10^29 watts
  4. 3.846 × 10^20 watts
Question 6 Multiple Choice (Single Answer)

What is the Sun's spectral class?

  1. G2V
  2. K5V
  3. M3V
  4. B0V
Question 7 Multiple Choice (Single Answer)

What is the Sun's age estimated to be?

  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 expected lifespan?

  1. 10 billion years
  2. 20 billion years
  3. 30 billion years
  4. 40 billion years
Question 9 Multiple Choice (Single Answer)

What is the Sun's corona?

  1. The outermost layer of the Sun's atmosphere
  2. The innermost layer of the Sun's atmosphere
  3. The middle layer of the Sun's atmosphere
  4. The layer of the Sun that produces sunspots
Question 10 Multiple Choice (Single Answer)

What is the Sun's photosphere?

  1. The outermost layer of the Sun's atmosphere
  2. The innermost layer of the Sun's atmosphere
  3. The middle layer of the Sun's atmosphere
  4. The layer of the Sun that produces sunspots
Question 11 Multiple Choice (Single Answer)

What is the Sun's chromosphere?

  1. The outermost layer of the Sun's atmosphere
  2. The innermost layer of the Sun's atmosphere
  3. The middle layer of the Sun's atmosphere
  4. The layer of the Sun that produces sunspots
Question 12 Multiple Choice (Single Answer)

What is the Sun's core?

  1. The outermost layer of the Sun's atmosphere
  2. The innermost layer of the Sun's atmosphere
  3. The middle layer of the Sun's atmosphere
  4. The layer of the Sun that produces sunspots
Question 13 Multiple Choice (Single Answer)

What is the Sun's radiative zone?

  1. The outermost layer of the Sun's atmosphere
  2. The innermost layer of the Sun's atmosphere
  3. The middle layer of the Sun's atmosphere
  4. The layer of the Sun that produces sunspots
Question 14 Multiple Choice (Single Answer)

What is the Sun's convective zone?

  1. The outermost layer of the Sun's atmosphere
  2. The innermost layer of the Sun's atmosphere
  3. The middle layer of the Sun's atmosphere
  4. The layer of the Sun that produces sunspots
Question 15 Multiple Choice (Single Answer)

What is the Sun's tachocline?

  1. The outermost layer of the Sun's atmosphere
  2. The innermost layer of the Sun's atmosphere
  3. The middle layer of the Sun's atmosphere
  4. The layer of the Sun that separates the radiative and convective zones
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