Key term for OCR GCSE Physics A, used in Radioactive emissions.
Negatively charged subatomic particles that orbit the nucleus in shells, with a relative mass of approximately 0.0005.
Electrons appears in OCR GCSE Physics A revision content for Radioactivity, especially Radioactive emissions and Isotopes and mass.
Radioactivity
Radioactive emissions • Isotopes and mass
Electricity
Simple circuits • Resistance variation
Electricity
Static and charge • Current in closed loop
Electricity
Static and charge • Definition of current
Electricity
Static and charge • Electric fields
Electricity
Static and charge • Electron transfer
Electricity
Static and charge • Static electricity production
Electricity
Static and charge • Charge
Matter
Particle model • Atomic structure
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