Across
- 2. law of action reaction
- 6. run side to side in rows
- 8. the valance elecrons determime the reactivity of an element
- 9. smallest part of an element
- 12. the electrons in the outside electron cloud
- 14. a table that is arranged into periods and groups
- 15. a chnage where a substances atoms are rearranged into a new substances
- 16. are in the nucleus and have a positive charge
- 18. force=mass x acceleration
- 20. the law of inertia
- 21. in the middle of the atom
Down
- 1. can be malleable, luster, a conductor, and ductile
- 3. small particles in the electron cloud
- 4. an objects tendency to remain the same
- 5. a cloud that surrounds the atom
- 7. a change in size, color, shape, or state of matter
- 10. can be brittle, a insulator and can be dull
- 11. run up and down in columns
- 13. based on how many electrons are in them
- 17. can have properties of both a metal or non metal
- 19. are in the nucleus and has a negative charge