Unit 15 Vocabulary Preview

123456789101112131415161718192021222324
Across
  1. 1. A loop of gas that protrudes from the sun's surface, linking parts of sunspot regions
  2. 4. the small, dense remains of a high-mass star after a supernova
  3. 6. A continuous stream of charged particles from the Sun
  4. 8. A small, hot, dim star that is the leftover center of an old star
  5. 9. A gigantic explosion in which a massive star collapses and throws its outer layers into space
  6. 11. This region is where hot gas travels upward while cooler gas travels down
  7. 12. Time when the Sun is farthest from the equator.
  8. 16. A contracting cloud of gas and dust with enough mass to form a star
  9. 19. eclipse occurs when the Moon passes directly between the Sun and Earth and casts a shadow over part of Earth
  10. 20. An object in space whose gravity is so strong not even light can escape.
  11. 21. A large cloud of dust and gas in space
  12. 22. The outermost region of the star
  13. 23. the phase where more of the Moon's near side is lit each night
  14. 24. A large ball of gas held by gravity with nuclear fusion in the center
Down
  1. 2. The orange-red portion of the star
  2. 3. This process known as nuclear ____ occurs when atoms are merged together
  3. 5. eclipse occurs when the blocking of sunlight to the moon that occurs when Earth is directly between the sun and the moon
  4. 7. This region of the star is where the energy from the center travels outward from atom to atom
  5. 10. When the prominence escapes the sun it becomes a coronal mass ejection
  6. 13. A dark area of gas on the sun's surface that is cooler than surrounding gases.
  7. 14. The central region of a star where fusion is occurring
  8. 15. the phase where less of the Moon's near side is lit each night
  9. 16. The 'Surface' of the star that we see which is gas
  10. 17. Violent eruptions of particles and radiation from the surface of the Sun
  11. 18. The two days of the year on which neither hemisphere is tilted toward or away from the sun