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Physics · Edexcel 4PH1 · Physics Paper 1 · regional · January 2021

Edexcel IGCSE Physics Physics Paper 1 January 2021 examiner report (4PH1/1PR)

2h 110 marks

Examiner report

  1. Q1 - 6 marks - Energy stores and systems
  2. Q2 - 6 marks - Black body radiation, Electromagnetic waves
  3. Q3 - 5 marks - Orbital motion and satellites
  4. Q4 - 13 marks - Ideal gases and the gas laws, Particle motion and pressure in gases
  5. Q5 - 13 marks - Acceleration, Newton's laws of motion
  6. Q6 - 5 marks - Refractive index and Snell's law
  7. Q7 - 12 marks - Contact and non-contact forces, Ideal gases and the gas laws, Pressure in fluids, Resultant forces
  8. Q8 - 5 marks - Induced potential and the generator effect, Permanent and induced magnetism, magnetic fields
  9. Q9 - 5 marks - The Doppler effect
  10. Q10 - 13 marks - Half-life, Irradiation and contamination, Nuclear equations, Nuclear fission
  11. Q11 - 12 marks - Conservation and dissipation of energy, Contact and non-contact forces, Kinetic, elastic and gravitational potential energy, Work done and energy transfer
  12. Q12 - 15 marks - Current, resistance and potential difference, Resistors and I-V characteristics