Topic 1: Earth-Moon-Sun System Vocab

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Across
  1. 4. tide/the tide with the greatest difference between consecutive low and high tides
  2. 6. develop an evidence based idea that can be tested by investigation or experimentation
  3. 7. spinning motion of a planet on its axis
  4. 8. object that orbits a planet
  5. 11. term describing a model of the universe in which Earth is at the center of the revolving planets and stars
  6. 14. streak of light in the sky produced by the burning of a meteoroid in Earth's atmosphere
  7. 15. darkest part of a shadow
  8. 19. degree to which one action influences or affects another action
  9. 21. tendency of an object to resist change in motion
  10. 22. of universal gravitation/the scientific law that states that every object in the universe attracts every other object
  11. 23. object that orbits a star, is large enough to become rounded by its own gravity and has cleared the area of its orbit
  12. 24. term describing a model of the universe in which Earth and the other planets revolve around the Sun
  13. 26. pattern or grouping of stars that suggests the outline of a figure or object
Down
  1. 1. of the two days of the year on which the sun reaches its greatest distance north or south of the equator
  2. 2. partial or total blocking of one object in space by another
  3. 3. loose collection of ice and dust that orbits the sun, typically in a long narrow orbit
  4. 5. movement of an object around another object
  5. 9. tide/the tide with the least difference between consecutive low and high tides
  6. 10. part of a shadow surrounding the darkest part
  7. 12. - information or data that is gathered using one of the five senses: sight, touch, hearing, taste, or smell
  8. 13. path of an object as it revolves around another object in space
  9. 16. of the two days of the year on which neither hemisphere is tilted toward or away from the sun
  10. 17. of the different apparent shapes of the moon as seen from the Earth
  11. 18. of hot gas, primarily hydrogen and helium that undergoes fusion
  12. 20. attractive force between two objects; the force that moves objects downhill
  13. 25. oval shape which may be elongated or nearly circular, the shape of the planets' orbits
  14. 27. periodic rise and fall of the level of water in the ocean
  15. 28. imaginary line that passes through a planet's center and it's north and south poles, about which the planet rotates