Astronomy Part 1

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Across
  1. 3. Electrically charged particles that stream off the corona of the sun.
  2. 5. Mass. 1300 km/hour
  3. 6. (1851) The shift in direction of a pendulum due to the rotation of Earth. 11 degrees/ hour.
  4. 7. The study of the universe
  5. 8. Foucault Pendulum, Day and Night, Coriolis Effect
  6. 9. A bowl shaped depression formed from the impact of a meteorite
  7. 10. The starting point for standard time zones in Greenwich, England
  8. 11. Depends on the distribution of mass and rotation rate of a spinning object
  9. 12. The spinning of the Earth on it’s axis every 24 hours.
  10. 13. 0 km/hour
  11. 18. of Moon Between 4.2 and 4.5 billion years ago.
  12. 19. A line of longitude every 15 degrees.
  13. 21. Extensive dark basins on the moon formed by lava.
  14. 22. Dark spots on the photosphere of the sun that rotate across the surface.
  15. 25. 24 hours
Down
  1. 1. The process in which mass is converted to energy.
  2. 2. The imaginary line between the poles about which the Earth rotates.
  3. 3. The time difference of one hour for every 15 degrees longitude.
  4. 4. A The axis of the Earth points towards this star in the northern hemisphere
  5. 5. 1690 km/hour.
  6. 14. The fourth state of matter; found on the sun and fluorescent light bulbs.
  7. 15. 17 Mission to the moon that brought back rock samples
  8. 16. The plane that contains the Earth’s orbit
  9. 17. The visible surface of the sun.
  10. 20. A rocky or icy fragment that travels through space
  11. 23. The sun’s thin outer atmosphere is a millionth the brightness of the photosphere
  12. 24. The inner layers of the sun’s atmosphere