Physics A-Level
Penetrating ability
What Penetrating ability means in Physics A-Level, as defined for AQA.
Definition of Penetrating ability
Check what you remember
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Reference: AQA
Paper stops alpha, a few millimetres of aluminium stops beta, but gamma needs thick lead to reduce intensity appreciably.
Topics that use Penetrating ability
- Rutherford scattering (A-level only) (AQA A-Level)
Related terms
- Absorption and shielding
- Absorption experiment
- Absorption of radiation
- Atomic and nuclear structure
- Background radiation
- Background radiation and correction
- Choice of radiation source
- Corrected count rate
Using Penetrating ability in the exam
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