Across
- 2. the strong force is the force in the ____ that holds nucleons together
- 4. these rays are high-frequency electromagnetic radiation.
- 8. gamma rays are pure _______
- 9. the half life is the rate of _____ of a radioactive isotope
- 10. Carbon dating is used for ______ and animals
Down
- 1. When an atom undergoes radioactive decay does it turn into a completely different element? (yes or no)
- 3. gamma radiation carries no electrical _____.
- 5. this type of radiation carries a positive electric charge
- 6. this type of radiation carries a negative electric charge
- 7. When energy is released by the process of fission or fusion, the total mass of the material after the even is (less, the same, or more)