Across
- 4. what pulled hydrogen and helium
- 5. billions of what started to slow down
- 7. when did our solar system form
- 9. how was the solar nebula formed
- 11. what is the nebula made out of
- 12. how many miles away is the sun
- 13. What two things made the earth
Down
- 1. whos law "redshifted"
- 2. What were the first two elements made
- 3. what made the dust cloud
- 6. how was the world created
- 8. how many planets does our solar system have
- 10. What holds ice gas and dust together