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4 cards from this section. Quick, good the night before a test.
What is alpha decay?
Think about the composition of an alpha particle.
Define half-life.
What does 'half' refer to in a decay context?
What particle is emitted in alpha decay?
Think about what constitutes an alpha particle.
Does beta decay result in an increase in atomic number?
Consider what happens with neutron and proton balance.
If a substance has a half-life of 5 years, how much of a 200g sample will remain after 15 years?
Use the concept of halving the amount at each interval.
Discuss the ethical considerations regarding the use of radioactive isotopes in medicine.
Think about both patient health and environmental safety.
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