Nuclear Pollution Crossword

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Across
  1. 4. The most seious level of incident on the INES scale is called _____________________.
  2. 5. This occurs when the nucleus of an atom becomes unstable and alpha particles are emitted.
  3. 6. Nuclear ____________ produce nuclear energy and radioactive substances.
  4. 7. The material that is left inside the nuclear reactor after fission happens.
  5. 9. One of the biggest nuclear accidents in history, which occured in Japan.
  6. 10. When nuclear energy is released quickly/all at once, it causes a ________________.
Down
  1. 1. The highest level on the International Nuclear and Radiological Event Scale (INES).
  2. 2. The presence of radioactive substances on surfaces or within solids, liquids, or gases, where they are undesirable.
  3. 3. This disease can be caused by exposure to nuclear pollution.
  4. 8. When atoms are split apart, generating nuclear power.
  5. 11. ________ in Ukraine is one of the sites of biggest nuclear disasters in history.
  6. 12. The lowest level on the International Nuclear and Radiological Event Scale (INES).