Across
- 1. Decay nucleus breaks apart
- 3. plus Radiation a proton turned into a neutron
- 6. energy that is released by radiation
- 8. field outside the atom, and where electrons are
- 11. center of an atom, and contains protons and neutron
- 13. anything that has mass and takes up space
- 15. positive charged particles
- 16. minus Radiation neutron turns into proton and electron
- 17. force the glue that holds the nucleus together
- 19. substances not bonded together
Down
- 2. radiation that causes radiation
- 4. capture electron and proton becomes neutrons
- 5. The study of substances which matter is composed
- 7. building block of matter
- 9. neutral charged particles
- 10. negatively charged particles
- 12. bonds chemically bonded
- 14. Radiation nucleus emits alpha particle
- 18. the emission of energy from subatomic particles