Edexcel IGCSE Physics Physics Paper 1 June 2022 examiner report (4PH1/1PR)
Examiner report
- Q1 - 4 marks - Gravity and weight, Orbital motion and satellites, Our solar system
- Q2 - 6 marks - Uses and hazards of electromagnetic waves
- Q3 - 9 marks - Current, resistance and potential difference, Physical quantities and units, Resistors and I-V characteristics
- Q4 - 9 marks - Newton's laws of motion, Pressure in fluids, Resultant forces
- Q5 - 10 marks - Black body radiation, Classification of stars, The life cycle of a star
- Q6 - 15 marks - Direct and alternating potential difference, Electrical power and energy transfers, Series and parallel circuits, Sound waves, The motor effect
- Q7 - 11 marks - Background radiation, Half-life, Irradiation and contamination, Nuclear equations
- Q8 - 9 marks - Conduction, convection and radiation, Density
- Q9 - 7 marks - Ideal gases and the gas laws, Particle motion and pressure in gases
- Q10 - 10 marks - Electrical charge and current, Electrical power and energy transfers, Induced potential and the generator effect
- Q11 - 10 marks - Reflection and refraction of waves, The Doppler effect, Transverse and longitudinal waves
- Q12 - 10 marks - Acceleration, Conservation and dissipation of energy, Contact and non-contact forces, Kinetic, elastic and gravitational potential energy
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