The Sun

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Across
  1. 6. our solar system contains more than 200 ___.
  2. 7. process by which the sun produces energy
  3. 11. the majority of the Sun's gas is ____.
  4. 13. our solar system contains 4 __ planets
  5. 14. solar wind and the magnetic field can create the northern ___.
  6. 15. Sun's Latin name
  7. 16. consists largely of superheated hydrogen
  8. 18. the sun looks bigger and ___ than other stars
Down
  1. 1. light and heat are both important for ___.
  2. 2. subatomic particles can interact with Earth's __ __.
  3. 3. energy travels to Earth as ____.
  4. 4. our solar system contains 800,000 ____.
  5. 5. solar flares can disrupt our electrical power ____.
  6. 8. eruption from the sun's surface into space
  7. 9. solar flares can interrupt our ___ on earth
  8. 10. process of giving plants energy
  9. 12. the sun is almost completely made of ___
  10. 17. so strong that most matter can't escape it