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

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

2h 110 marks

Examiner report

  1. Q1 - 6 marks - The life cycle of a star
  2. Q2 - 11 marks - Acceleration, Describing motion along a line
  3. Q3 - 13 marks - Current, resistance and potential difference, Electrical power and energy transfers, Series and parallel circuits
  4. Q4 - 13 marks - Electrical power and energy transfers, Mains electricity
  5. Q5 - 7 marks - Half-life, Irradiation and contamination, Mass number, atomic number and isotopes, Radioactive decay and nuclear radiation
  6. Q6 - 6 marks - Describing motion along a line
  7. Q7 - 13 marks - Gravity and weight, Permanent and induced magnetism, magnetic fields, Resultant forces
  8. Q8 - 13 marks - Ideal gases and the gas laws, Kinetic, elastic and gravitational potential energy, Particle motion and pressure in gases
  9. Q9 - 12 marks - Reflection and refraction of waves, Refractive index and Snell's law
  10. Q10 - 6 marks - Black body radiation, Conduction, convection and radiation
  11. Q11 - 10 marks - Density