Across
- 2. particle with an atom with a negative charge
- 8. any wave length or frequency able to remove electrons from atoms
- 11. particle within an atom with no charge
- 12. hydrogen bombs use 2 _______ of hydrogen - deuterium,and tritium
- 13. multi low-level radiation sickness
- 15. nuclear core becomes so hot it melts
- 17. The combining of atomic nuclei
- 19. the ______ of a nucleus depends on the ratio of protons to neutrons
- 20. ______ is released when an atom has to many neutrons
- 22. particles of radiation that can be blocked by paper
- 23. amount of radiation exposure
- 24. generates the initial neutrins used for an atomic weapon
- 25. high energy emitted from atoms
Down
- 1. given amount of time needed for half of the sample to decay
- 3. radioactive material that is propelled into the atmosphere
- 4. particle within an atom with a positive charge
- 5. any energy emitted from a source
- 6. rods are collected together into _____
- 7. Prevents overheating
- 9. cluster of fuel; enough concentration of neutrons to sustain a fission reaction
- 10. The splitting of of a nucleus into smaller nuclei
- 14. large atoms become clustered, triggering fission in neighboring atoms
- 16. center point of an atom holding the protons and neutrons
- 18. converts a neutron to a proton
- 21. turns mechanical to electrical energy