Across
- 2. how many seats are free in my outer shells
- 4. S x T
- 6. when we bond we share electrons
- 8. I am the mother of all energies
- 9. A study of how things work
- 12. we share same atomic number but different neutrons
- 15. i make things stop from being in endless motion
- 16. i use it to push or pull something
- 17. we have same atomic mass but different atomic numbers
- 19. I x R
Down
- 1. v-u/t final - initial/time
- 3. A Study of what things are made up of
- 5. my atomic number is the no of days in feb in a leap year
- 7. there are three laws for me that newton made
- 10. we loose electron and we become positively charged
- 11. i am a vector and related to speed
- 13. ph level of these are very low
- 14. more of me makes needs more force to be applied
- 18. we gain electron and become negatively charged