Atoms and Radiation

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