MYP Physics · 17 · structured
Three half-lives later
Atomic and nuclear physics · Original GioPhysics question with a detailed, mark-by-mark answer guide.
- Demand
- routine
- Marks
- 5
- Topics
- 1
- Answer
- Complete
Question5 marks
A sample's corrected count rate is 800 counts/min and its half-life is 6.0 h. Predict its corrected count rate after 18 h.
Task interpretation
What a complete response should do
Build a visible chain from the information given to the quantity or statement requested.
Name the standard relationship first, keep units attached, and show the substitution before the result.
- Response type
- structured
- Allocation
- 5 marks
- Demand
- routine
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