Combined Science (A) J250,11 Higher June 2019, OCR GCSE Past Papers with Mark Schemes

1. Forces and Motion – Calculating acceleration, mass, and force using Newton’s Second Law, understanding terminal velocity, and analyzing velocity-time graphs.

2. Electricity and Circuits – Resistance calculations, Ohm’s Law applications, series and parallel circuits, and effects of changing voltage in circuits.

3. Magnetism and Electromagnetism – Fleming’s left-hand rule, magnetic fields around current-carrying wires, and applications of electromagnets in motors.

4. Energy and Heat Transfer – Specific heat capacity calculations, energy conservation principles, and analyzing heating curves for different materials.

5. Static Electricity and Charge Interactions – Van de Graaff generator demonstrations, charge repulsion, and charge-flow calculations in electrical circuits.

6. Experimental Investigations – Evaluating data reliability, sources of error in practical experiments, graphical analysis of trends, and improving accuracy in science experiments.