Astronomy-Kosloski 1

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Across
  1. 3. the action of rotating around an axis or center.
  2. 7. the curved path of a celestial object or spacecraft around a star, planet, or moon, especially a periodic elliptical revolution
  3. 8. a chunk of rock or dust in space, generally smaller than an asteroid
  4. 10. the tide with the least difference between consecutive low and high tides
  5. 12. either of the two times in the year, the summer solstice and the winter solstice, when the sun reaches its highest or lowest point in the sky at noon, marked by the longest and shortest days
  6. 15. the scientific law that states that every object in the universe attracts every other objects
  7. 16. the attractive forces between objects
  8. 17. a system of organizing time that defines the beginning, length, and divisions of a year
  9. 19. either of the two days of the year on which neither hemisphere is tilted toward or away from the sun
  10. 21. an artificial body placed in orbit around the earth or moon or another planet in order to collect information or for communication
  11. 24. Dark, flat areas on the moon's surface formed from huge ancient lava flows
  12. 25. one of the different apparent shapes of the moon as seen from earth
  13. 26. a small body of matter from outer space that enters the earth's atmosphere, becoming incandescent as a result of friction and appearing as a streak of light
Down
  1. 1. a celestial body moving in an elliptical orbit around a star
  2. 2. an eclipse in which the moon appears darkened as it passes into the earth's shadow
  3. 4. an imaginary line about which a body rotates
  4. 5. a group of stars forming a recognizable pattern that is traditionally named after its apparent form or identified with a mythological figure. Modern astronomers divide the sky into eighty-eight constellations with defined boundaries
  5. 6. the periodic rice and fall of the level of water in the ocean
  6. 9. a tide just after a new or full moon, when there is the greatest difference between high and low water
  7. 11. an eclipse in which the sun is obscured by the moon.
  8. 13. the movement of an object around another object
  9. 14. the part surrounding the darkest part of a shadow
  10. 18. a celestial object consisting of a nucleus of ice and dust and, when near the sun, a “tail” of gas and dust particles pointing away from the sun.
  11. 19. the partial or total blocking of one object in space by another
  12. 20. the darkest part of a shadow
  13. 22. a fixed luminous point in the night sky that is a large, remote incandescent body like the sun.
  14. 23. a large round pit made by the impact of meteoriod