4B Check and Follow: Nuclear Physics

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Across
  1. 2. A shared name for protons and neutrons; particles in the nucleus. (7)
  2. 5. Particles that consist of three quarks. (7)
  3. 6. A type of nuclear radiation that has no charge. (5, 3)
  4. 9. The type of charge carried by electrons. (8)
  5. 11. Hadrons are made up of these fundamental particles. (6)
  6. 12. An atom or molecule that has lost or gained electrons, resulting in a net charge. (3)
  7. 13. The ratio of charge to mass of a particle. (8, 6)
  8. 14. The type of charge carried by protons. (8)
  9. 15. A type of nuclear radiation that can be stopped by a piece of paper. (5, 8)
  10. 17. Particles that have the same properties as their corresponding particles, but with opposite charge. (12)
Down
  1. 1. Particles that consist of one quark and one antiquark. (6)
  2. 3. A nearly massless particle released during beta-plus decay. (8)
  3. 4. A particle that does not consist of smaller parts. (11, 8)
  4. 7. These particles belong to the lepton group, but are not electrons. (5)
  5. 8. Another name for an electron created during a type of nuclear decay. Two words, starting letter B. P. (4, 8)
  6. 10. Atoms of the same element that have different numbers of neutrons. (7)
  7. 16. The number of protons in an atom, which determines the element. (6, 6)