Science Vocabulary #6

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Across
  1. 3. Belt A group of asteroids that orbits the Sun between Mars and Jupiter.
  2. 4. Having origins of living or once living.
  3. 6. Planets Jupiter, Saturn, Uranus, and Neptune are ________________.
  4. 8. Very small living thing that requires a microscope to be seen.
  5. 10. A natural (moon) or artificial (space station) object that orbits another object in space.
  6. 11. Planets Mercury, Venus, Earth, and Mars are _______________.
  7. 12. Technology that helps scientists magnify very small objects.
  8. 15. Not Active- The state of being alive but not moving or growing.
  9. 16. is no longer considered a planet but a __________.
  10. 17. Made of only one cell.
  11. 19. To make an educated guess based on observations.
  12. 20. A sphere of hot glowing gases that releases energy in the form of heat and light.
  13. 21. Model A replica of something either bigger or smaller than the original object.
  14. 22. A rocky object that orbits a planet.
Down
  1. 1. Bears go into ___________ during the winter to survive.
  2. 2. A prediction- A possible answer to the question including a reason.
  3. 4. A tiny part of a cell having a special form and function.
  4. 5. The liquid inside of a cell.
  5. 7. System A star with other planets and objects in orbit around it.
  6. 8. Made of more than one cell.
  7. 9. The smallest sized unit of a living organism.
  8. 13. Objects made of rock and ice that orbit independently around the Sun.
  9. 14. To explain how things are alike.
  10. 18. Proof, facts, or data that supports a theory or hypothesis.