5 General Science U2 L1 Solar System

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Across
  1. 2. This is the largest planet in the solar system
  2. 5. These are small natural objects that revolve around other objects
  3. 7. This is the smallest planet in our solar system
  4. 8. This is the 3rd planet from the sun
  5. 9. This planet rotates on its side
  6. 11. This is a large round body that revolves around a star
  7. 12. ____ planets are nearly round bodies whose orbits cross the orbits of other bodies
  8. 14. There are ____ of rings around Saturn
  9. 16. These are pieces of rock that break off of asteroids
  10. 19. In our solar system the planets revolve around a start called the ____
  11. 20. This is what the planets spin on
  12. 21. This planet is known to have the most ____
  13. 22. This is the 2nd largest planet in the solar system
Down
  1. 1. This is the windiest planet in our solar system
  2. 3. ____ planets are very dense and rocky
  3. 4. Planets in our solar system are ____ based on their distance from the sun
  4. 6. This is a very hot planet with thousands of volcanoes
  5. 10. These are rock and iron objects that orbit the sun
  6. 13. This is a chunk of frozen gasses, rock, ice and dust
  7. 15. ____ system is made up of a star and the planets that revolve around it
  8. 16. This is known as the red planet
  9. 17. How many planets are in our solar system?
  10. 18. Mercury is the closest planet to the ____