Across
- 2. a particle found inside the nucleus that has no charge
- 6. The unit of energy used when describing the binding energy of the nucleus (2 words).
- 7. an electron
- 8. ach of two or more forms of the same element that contain equal numbers of protons but different numbers of neutrons in their nuclei,
- 11. The process that occurs when a slow-moving neutron is fired into a Uranium nucleus.
- 13. the time taken for the radioactivity of a specified isotope to fall to half its original value.(2 words)
- 14. the difference between the mass of the element and the mass of the constituents (2 words)
- 15. ________ nuclear force that holds the nucleus together.
Down
- 1. The process that sees two Hydrogen nuclei join together releasing energy.
- 3. the type of radiation that is the nucleus of a Helium atom
- 4. a proton that transmutes into a neutron with the ejection of this fundamental particle
- 5. ______number that is the number of protons in the nucleus.
- 9. ______ number that is the total number of protons and neutrons in the nucleus
- 10. the energy that holds a nucleus together. (2 words)
- 12. radiation is unaffected by a magnetic field
