Science Unit 9 Review

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Across
  1. 1. The smallest planet and is closest to the sun
  2. 5. The solar system is made out of how many planets?
  3. 6. What planet is similar to Earth in size and mass?
  4. 7. Jupiter, Saturn, Uranus, Neptune are all _____ giants.
  5. 8. The phases of the moon are caused by the sun _______ light to the moon
  6. 11. Earth’s _______ is constantly changing.
  7. 13. ____ tides are associated with the first and last quarter, when the earth, sun, and moon are at right angles
  8. 14. ______ tides are associated with new and full moons
  9. 15. The phases of the moon are responsible for the changes in the ________ range.
  10. 16. A very cold planet!
  11. 17. A planet also known as the red planet that has canyons and riverbeds
  12. 19. The largest planet
Down
  1. 2. To go around
  2. 3. All four gas giants have ______
  3. 4. The _______ of the moon are caused by its position relative to the Earth and the sun
  4. 9. A ____ moon is the beginning of the phases
  5. 10. To spin or turn
  6. 12. Earth’s ______ tilt causes the suns rays to hit the Earth’s surface at different angles
  7. 15. Mercury, Venus, Earth, and Mars are ______ planets
  8. 18. What planet spins on its side?