Space vocab- Izzy Hartwig 5th

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Across
  1. 2. the force that attracts a body toward the center of the earth, or toward any other physical body having mass.
  2. 4. the shadow cast by the earth or moon over an area experiencing a partial eclipse.
  3. 5. 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.
  4. 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.
  5. 10. a large, bowl-shaped cavity in the ground or on the surface of a planet or the moon, typically one caused by an explosion or the impact of a meteorite or other celestial body.
  6. 11. a tide just after the first or third quarters of the moon when there is the least difference between high and low water.
  7. 13. the fully shaded inner region of a shadow cast by an opaque object, especially the area on the earth or moon experiencing the total phase of an eclipse.
  8. 15. a law stating that any two masses attract each other with a force equal to a constant (constant of gravitation) multiplied by the product of the two masses and divided by the square of the distance between them.
  9. 16. a fixed luminous point in the night sky which is a large, remote incandescent body like the sun.
  10. 17. a tide just after a new or full moon, when there is the greatest difference between high and low water.
  11. 18. a celestial body moving in an elliptical orbit around a star.
  12. 19. 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.
  13. 21. 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.
  14. 23. each of the aspects of the moon or a planet, according to the amount of its illumination, especially the new moon, the first quarter, the full moon, and the last quarter.
  15. 24. a forcible overthrow of a government or social order, in favor of a new system.
  16. 26. a small body moving in the solar system that would become a meteor if it entered the earth's atmosphere.
Down
  1. 1. a chart or series of pages showing the days, weeks, and months of a particular year, or giving particular seasonal information.
  2. 3. the action of rotating around an axis or center.
  3. 5. a group or cluster of related things.
  4. 7. the curved path of a celestial object or spacecraft around a star, planet, or moon, especially a periodic elliptical revolution.
  5. 8. 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.
  6. 9. an eclipse in which the moon appears darkened as it passes into the earth's shadow.
  7. 12. the time or date (twice each year) at which the sun crosses the celestial equator when day and night are of equal length
  8. 14. an eclipse in which the sun is obscured by the moon.
  9. 20. An object that orbits a planet.
  10. 22. a large, level basalt plain on the surface of the moon, appearing dark by contrast with highland areas.
  11. 25. an imaginary line about which a body rotates.