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Eleventh Grade (Grade 11) Sun Questions

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Grade 11 Sun
Sunspots seem to move across the surface of the Sun. What evidence does it tell us?
  1. The Sun is hot.
  2. The Sun rotates.
  3. There are solar eclipses.
  4. Earth revolves around the Sun.
Grade 11 Sun
The Sun is composed mainly of which two gases?
  1. hydrogen and helium
  2. oxygen and carbon dioxide
  3. nitrogen and oxygen
  4. none of the above
Grade 11 Sun
What is the fuel for the nuclear fusion in the Sun's core?
  1. Methane
  2. Oxygen
  3. Hydrogen
  4. Helium
Grade 11 Sun
About how much longer do scientists think the Sun will exist as we know it?
  1. 500 years
  2. 5 billion years
  3. 5 million years
  4. 5 trillion years
Grade 11 Sun
First layer of Sun's atmosphere, also the surface of the Sun is the                .
  1. core
  2. convection zone
  3. radiation zone
  4. photosphere
  5. chromosphere
  6. corona
  7. solar winds
  8. sunspots
Grade 11 Sun
How long does it take to complete the sunspot cycle?
  1. 29.5 days
  2. 24 months
  3. 11 years
  4. 22 years
Grade 11 Sun
It is the outermost layer of Sun's atmosphere.
  1. core
  2. convection zone
  3. radiation zone
  4. photosphere
  5. chromosphere
  6. corona
  7. solar winds
  8. sunspots
Grade 11 Sun
Dark spots on the surface of the Sun
  1. Corona
  2. Sunspots
  3. Convection Zone
  4. Core
  5. Solar Flare
  6. Chromosphere
  7. Prominence
  8. Photosphere
Grade 11 Sun
It is the second layer of Sun's atmosphere and its color is reddish.
  1. core
  2. convection zone
  3. radiation zone
  4. photosphere
  5. chromosphere
  6. corona
  7. solar winds
  8. sunspots
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