Unit 2 science review

12345678910111213141516171819202122
Across
  1. 4. A large clump of ice and rock orbiting the sun in a long elliptical orbit.
  2. 7. When a object revolves around another object
  3. 8. What Alfred Wegener called the super continent many years ago.
  4. 10. The largest layer of the Earth’s crust.
  5. 14. Whether a planet can support life or not.
  6. 17. Biggest planet in the solar system.
  7. 18. The most commonly known space company.
  8. 20. when 2 plate boundaries move past each other in opposite directions.
  9. 21. When 2 tectonic plates collide/crash into each other.
  10. 22. Earth’s closest neighbor planet.
Down
  1. 1. When 2 tectonic plates move away from each other.
  2. 2. When an object in space moves around in a circle around another object.
  3. 3. This is a land form created by convergent subduction boundaries.
  4. 5. A force of attraction between 2 objects.
  5. 6. Earth’s only major natural satellite.
  6. 9. The movement inside of Earth’s mantle that causes Earth’s crust to slightly shift.
  7. 11. The only planet known to man to support life.
  8. 12. Lava when it is under Earth’s crust
  9. 13. The solar system’s hottest planet.
  10. 15. The name of our galaxy.
  11. 16. A measurement of force.
  12. 19. A large piece of rock orbiting close to the sun, but too small to be a planet.