Models of Atoms & The Electromagnetic Spectrum (2)

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Across
  1. 3. A type of electromagnetic radiation used in hospitals to see inside the human body (Hint: Write like: ___-______).
  2. 4. A negatively charged particle found around the nucleus of the atom.
  3. 8. The modern model of the atom was proposed by the scientist called ____________.
  4. 9. All types of electromagnetic radiation can be found on the electromagnetic ___________________.
  5. 10. The type of electromagnetic radiation that can cause skin cancer and which is emitted by the Sun.
  6. 12. The type of electromagnetic radiation with the longest wavelength.
  7. 13. This happens when an atom absorbs a photon of energy and electrons are lost from the atom.
  8. 16. A model of electromagnetic radiation with 'ripples of waves' of radiation.
Down
  1. 1. The name given to the object giving out (emitting) radiation.
  2. 2. A model of electromagnetic radiation with 'packets' of energy.
  3. 5. After radiation is emitted from a source, it is ____________________ through the atmosphere to its receiver.
  4. 6. A neutrally charged particle found in the nucleus of the atom.
  5. 7. A positively charged particle found in the nucleus of an atom.
  6. 11. Once radiation reaches a receiver, it is __________________.
  7. 14. The centre of the atom.
  8. 15. The type of electromagnetic radiation with the shortest wavelength.