Solar Chromosphere Quiz

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Questions and Answers

What is the primary reason for the onset of convection in the Sun's interior?

  • Lack of magnetic field strength
  • Insufficient energy to support nuclear reactions
  • High flux of radiation energy that cannot be easily transported (correct)
  • Cooling of the solar material

What is the term used to study the interior of the Sun?

  • Helioseismology (correct)
  • Cosmology
  • Solarology
  • Astrology

What is the visible surface of the Sun called?

  • Photosphere (correct)
  • Corona
  • Atmosphere
  • Chromosphere

Why do sunspots appear darker than the surrounding solar surface?

<p>They are cooler than the surrounding photosphere (A)</p> Signup and view all the answers

What is the average temperature of the Sun's photosphere?

<p>5800 K (B)</p> Signup and view all the answers

How long can sunspots last?

<p>Weeks (B)</p> Signup and view all the answers

What was Galileo's contribution to the study of sunspots?

<p>He estimated the Sun's rotation rate (C)</p> Signup and view all the answers

What is the duration of the Sun's complete rotation?

<p>A month (B)</p> Signup and view all the answers

What is the typical size of sunspots?

<p>10000 km across (D)</p> Signup and view all the answers

What is the term used to describe the 11-year cycle of sunspot activity?

<p>Solar cycle (D)</p> Signup and view all the answers

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