Space vocab- Femrite 5th

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Across
  1. 1. A system of organizing time that defines the beginning, length, and divisions of a year.
  2. 2. The tide with the least difference between consecutive low and high tides.
  3. 8. The blocking of sunlight to earth that occurs when the moon is directly between the sun and earth.
  4. 9. S loose collection of ice and dust that orbits the sin, typically in a long, narrow orbit.
  5. 10. The darkest part of a shadow.
  6. 14. The scientific law that states that every object in the universe attracts every other object.
  7. 15. The spinning motion of a planet on its axis.
  8. 17. An object that orbits a planet.
  9. 18. Either of the two days of the year on which neither hemisphere is tilted toward or away from the sun.
  10. 19. The tide with the greatest difference between consecutive low and high tides.
  11. 22. The part of a shadow surrounding the darkest part.
  12. 24. A ball of hot gas, primarily hydrogen and helium, that undergoes nuclear fusion
  13. 25. The path of an object as it revolves around another object in space.
Down
  1. 1. A pattern of grouping of stars that people imagine to represent a figure or object.
  2. 3. An object that orbits a star, is large enough to have become rounded by its own gravity, and has cleared the area of its orbit.
  3. 4. The partial or total blocking of one object in space by another.
  4. 5. A chunk of rock or dust in space, generally smaller than an asteroid.
  5. 6. A streak of light in the sky produced by the burning of a meteoroid in Earth's atmosphere.
  6. 7. The blocking of sunlight to the moon that occurs when earth is directly between the sun and the moon.
  7. 11. The movement of an object around another object.
  8. 12. A large round pit caused by the impact of a meteoroid.
  9. 13. Either of the two days of the year on which the sun reaches its greatest distance north or south of the equator.
  10. 16. The periodic rise and fall of the level of water in the ocean.
  11. 20. The attractive force between objects; the force that moves objects downhill.
  12. 21. An imaginary line that passes through a planet's center and its north and south poles, about which the planet rotates.
  13. 22. One of the different apparent shapes of the moon seen from earth.
  14. 23. Dark, flat areas on the moon's surface formed from huge ancient lava flows.