Across
- 3. guess
- 4. something that doesnt live
- 6. mass the mass of the element
- 11. number the number of an element
- 12. moon phase of the moon
- 13. periodic table
- 17. salt
- 18. what makes up you and objects
- 19. two or more
Down
- 1. to look at
- 2. mass mass of the air
- 5. property you cant change it in any way
- 6. pressure pressure of the air
- 7. mix two or more things together
- 8. change change of the climant
- 9. sun over the moon
- 10. outside of an atom
- 14. cloud holds the electrons
- 15. property something you can change about it
- 16. of matter gas, liquid, solid