Physics A-Level
Background radiation correction
What Background radiation correction means in Physics A-Level, as defined for OCR.
Definition of Background radiation correction
Check what you remember
Read the wording for your board, then hide it and explain Background radiation correction in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: OCR
Background count rate is measured with the source removed and subtracted from each reading.
Topics that use Background radiation correction
- 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 Background radiation correction 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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