Edexcel IGCSE Physics Physics Paper 1 January 2022 examiner report (4PH1/1PR)
Examiner report
- Q1 - 5 marks - Radioactive decay and nuclear radiation, The structure of an atom
- Q2 - 8 marks - Electromagnetic waves, Properties of waves, Uses and hazards of electromagnetic waves
- Q3 - 8 marks - Permanent and induced magnetism, magnetic fields, Resultant forces
- Q4 - 7 marks - Resultant forces, Scalar and vector quantities
- Q5 - 12 marks - Efficiency, Nuclear fission
- Q6 - 11 marks - Classification of stars, The life cycle of a star
- Q7 - 8 marks - Refractive index and Snell's law, Total internal reflection and optical fibres
- Q8 - 9 marks - Properties of waves, Reflection and refraction of waves, Sound waves
- Q9 - 12 marks - Electrical charge and current, Electrical power and energy transfers, Resistors and I-V characteristics, Series and parallel circuits
- Q10 - 13 marks - Acceleration, Describing motion along a line, Distance-time graphs
- Q11 - 10 marks - Ideal gases and the gas laws, Particle motion and pressure in gases
- Q12 - 7 marks - Conduction, convection and radiation
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