Physics GCSE
randomness
What randomness means in Physics GCSE, as defined for AQA.
Definition of randomness
Check what you remember
Read the wording for your board, then hide it and explain randomness in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: AQA
You cannot predict which nucleus in a sample will decay next, and you cannot predict when any particular nucleus will decay.
Topics that use randomness
- Radioactive decay and nuclear radiation (AQA GCSE)
Related terms
- activity
- background radiation
- choosing a half-life
- gamma ray
- independence from conditions
- ionising power
- neutron emission
- penetration
Using randomness 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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