Space Crossword

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Across
  1. 2. eclipse an eclipse in which the sun is obscured by the moon.
  2. 4. an obscuring of the light from one celestial body by the passage of another between it and the observer or between it and its source of illumination.
  3. 8. the curved path of a celestial object or spacecraft around a star, planet, or moon, especially a periodic elliptical revolution.
  4. 10. the partially shaded outer region of the shadow cast by an opaque object.
  5. 11. the alternate rising and falling of the sea, usually twice in each lunar day at a particular place, due to the attraction of the moon and sun.
  6. 12. a distinct period or stage in a series of events or a process of change or development.
  7. 14. A forcable overthrow of government
  8. 16. a small body moving in the solar system that would become a meteor if it entered the earth's atmosphere.
  9. 18. a chart or series of pages showing the days, weeks, and months of a particular year, or giving particular seasonal information.
Down
  1. 1. are large, dark, basaltic plains on Earth's Moon, formed by ancient volcanic eruptions.
  2. 2. tide a tide just after a new or full moon, when there is the greatest difference between high and low water.
  3. 3. eclipse an eclipse in which the moon appears darkened as it passes into the earth's shadow.
  4. 5. a bowl-shaped depression, or hollowed-out area, produced by the impact of a meteorite, volcanic activity, or an explosion
  5. 6. 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. 7. tide a tide just after the first or third quarters of the moon when there is least difference between high and low water.
  7. 9. Newton's law of universal gravitation states that every particle attracts every other particle in the universe with a force which is directly proportional to the product of their masses and inversely proportional to the square of the distance between their centers.
  8. 13. he time or date (twice each year) at which the sun crosses the celestial equator, when day and night are of equal length (about September 22 and March 20).
  9. 15. of universal
  10. 17. the force that attracts a body toward the center of the earth, or toward any other physical body having mass.