Across
- 4. these particles are always running around the nucleus, but they can’t ever touch it
- 7. atoms of the same element that have the same atomic number but different atomic masses due to a different number of neutrons
- 8. spectra of the electromagnetic radiation emitted by a source
- 9. if you looked in one of these, you’d probably find an electron
- 11. something your brain is consuming as you solve this crossword puzzle
- 12. nuclei getting married
- 14. a discrete bundle of electromagnetic energy that interacts with matter similarly to particles
- 16. the specific energies an electron in an atom or other system can have
- 17. this is what makes your radio and microwave work
- 18. 1/12 the mass of a carbon-12 atom
- 20. the Switzerland of subatomic particles
- 23. amounts of energy needed to move an electron from one energy level to another
- 24. what happens when nuclei lose energy
- 25. helps model the most probable position of electrons in an atom
Down
- 1. nuclei getting divorced
- 2. a life divided by two
- 3. there are millions of these in the ink these words are printed on
- 5. arrangements of electrons in an atom
- 6. demonstrates how many electrons are in an atom, and their distribution across energy levels
- 10. if the atom were a football stadium, this would be a marble in the middle of that stadium
- 13. describes a quality of a wave, but not the kind in the ocean
- 14. all atoms of an element have the same number of these particles
- 15. helps scientists determine the age of artifacts
- 18. the number of protons in the nucleus of an atom of an element
- 19. an atom that could shock you
- 21. how often something happens
- 22. designated by s, p, d, or f