Atoms and Radiation

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