Physics GCSE
ionisation of electrons
What ionisation of electrons means in Physics GCSE, as defined for AQA.
Definition of ionisation of electrons
Check what you remember
Read the wording for your board, then hide it and explain ionisation of electrons in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: AQA
Radiation passing through matter ionises atoms by knocking electrons out of them.
Topics that use ionisation of electrons
- Radioactive contamination (AQA GCSE)
Related terms
- alpha inside the body
- contamination
- decay in contact with tissue
- duration of exposure
- internal versus external hazard
- ionising power
- irradiation
- irradiation leaves nuclei unchanged
Using ionisation of electrons 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.
Practise Physics questions
Create a free account to answer exam-style questions on this topic and get feedback on your answers.
Start free
All Physics GCSE termsA week of Premium from your first lesson · Then the free plan continues · No card, no charge