Across
- 5. fission reaction that generates more fissible product than it started with
- 6. force that holds protons in the nucleus
- 7. most penetrating of nuclear decays
- 8. split an atom's nucleus
- 10. energy that holds nucleus together
- 11. this material can block alpha particles
- 13. location where hydrogen it fused into helium
- 15. both protons and neutrons in a nucleus
- 16. time required for half a sample to decay
Down
- 1. decay of a helium nucleus
- 2. all elements larger than this one will undergo nuclear decay
- 3. element used in nuclear reactors
- 4. Uranium dating is done on this type of material
- 5. neutron deteriorates into a proton and electron
- 9. Carbon-14 dating can only be done on these materials
- 12. combine two smaller nuclei
- 14. same number of protons, different number of neutrons