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The Sun forms
  • 1. What is the primary source of energy for the Earth?
A) The Moon
B) The Sun
C) Fossil Fuels
D) Wind
  • 2. What process powers the Sun?
A) Nuclear Fusion
B) Nuclear Fission
C) Chemical Reaction
D) Gravity
  • 3. What layer of the Sun's atmosphere is visible during a solar eclipse?
A) Photosphere
B) Chromosphere
C) Convection Zone
D) Corona
  • 4. What is the name of the cycle that affects solar activity over an 11-year period?
A) Seasonal Cycle
B) Lunar Cycle
C) Decadal Cycle
D) Solar Cycle
  • 5. How long does it take for light from the Sun to reach the Earth?
A) About 1 day
B) About 8 minutes
C) About 1 week
D) About 2 hours
  • 6. What is the Sun mostly composed of?
A) Hydrogen and Helium
B) Nitrogen and Sulfur
C) Iron and Nickel
D) Oxygen and Carbon
  • 7. What is the layer just below the Sun's surface called?
A) Chromosphere
B) Photosphere
C) Corona
D) Convective Zone
  • 8. Which planet in our solar system is closest to the Sun?
A) Venus
B) Mars
C) Mercury
D) Jupiter
  • 9. What is the name of the prominences that extend from the Sun's surface into space?
A) Meteoroids
B) Comets
C) Asteroids
D) Solar Flares
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