Unit 9 Space

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Across
  1. 7. How close or far away something is
  2. 9. Made of layers that surround the Earth
  3. 12. Another name for the outer planets
  4. 13. The 4 planets closest to the Sun, also called rocky/terrestrial
  5. 14. An object moving around another object - Earth does this around the Sun which causes seasons and takes one year
  6. 15. The force that is responsible for all of the planets orbiting around the Sun
  7. 16. The object in our solar system that has the most gravitational pull.
  8. 17. Planets that are before the goldilocks zone will be ___ _____.
Down
  1. 1. This gas makes up the majority of Earth's atmosphere.
  2. 2. One main function of the atmosphere is ____________ of Earth.
  3. 3. There are this many layers in the atmosphere.
  4. 4. The zone that allow for the right temperature for life
  5. 5. The planet that is known for its large rings.
  6. 6. The planet that is closest to the Sun.
  7. 8. An object spinning - Earth does this and it takes 24 hours and causes night and day
  8. 10. A liquid that is present on Earth that makes it habitable.
  9. 11. There are many things that are _______ in order for life to live on Earth. Ex: Oxygen
  10. 17. Planets that are past the goldilocks zone will be ___ _______.
  11. 18. The 4 planets furthest away from the Sun