Background radiation
What Background radiation means in Physics A-Level, as defined for AQA, OCR.
Definitions of Background radiation
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Check what you remember
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Reference: OCR
Radiation corrected for by measuring the count rate without the source and subtracting it from readings taken with the source.
Ionising radiation present in the environment when no source is deliberately introduced.
Topics that use Background radiation
- Rutherford scattering (A-level only) (AQA A-Level)
- Practical skills (OCR A-Level)
Related terms
- Absorption and shielding
- Absorption experiment
- Absorption of radiation
- Accuracy and precision
- Amplitude
- Analogue measurement
- Apparatus selection
- Atomic and nuclear structure
Using Background radiation in the exam
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