Physics A-Level
Exponential decay in context
What Exponential decay in context means in Physics A-Level, as defined for OCR.
Definition of Exponential decay in context
Check what you remember
Read the wording for your board, then hide it and explain Exponential decay in context in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: OCR
The age can be estimated using N = N₀e^(−λt) or by counting how many half-lives have passed.
Topics that use Exponential decay in context
- Radioactivity (OCR A-Level)
Related terms
- Absorber
- Alpha decay
- Beta-minus decay
- Beta-plus decay
- Carbon-14 and half-life
- Corrected count rate
- Decay constant
- Experimental measurement of half-life
Using Exponential decay in context in the exam
Check the command word and mark scheme for your exact question. After comparing your explanation with the reference, use the term in an answer on the linked topic. This practice does not predict an exam mark.
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