level: Nuclear Energy + Radioactivity + Medicine
Questions and Answers List
level questions: Nuclear Energy + Radioactivity + Medicine
| Question | Answer |
|---|---|
| Can you explain E = mc^2? | At the nuclear level mass and energy are interchangable |
| Can you describe what happens to the mass of an object when it gains or loses energy? | Energy is proportional to mass As energy is lost its mass will decrease |
| Define binding energy | Binding energy of a nucleus is the energy required to separate the nucleus into its constituents (nucleons) |
| Can you state the most stable nuclei and why it is? | Iron Because it has the largest average binding energy per nucleon |
| What different aplications does gamma radiation have in the medical field | Radiation therapy As a detector Steralising surgical equitment |
| Why is gamma radiation used for dectors in the medical field | Weakly ionising Short half life |