Combined Science (A) J250,11 Higher November 2020, OCR GCSE Past Papers with Mark Schemes

1. Forces and Motion – Calculating resultant forces, Newton’s laws, acceleration in different contexts, and interpreting velocity-time graphs.

2. Electricity and Circuits – Ohm’s law applications, circuit resistance calculations, energy dissipation in electrical components, and safety in electrical systems.

3. Waves and Energy Transfer – Light and sound wave behaviors, reflection and refraction principles, and practical investigations of wave properties.

4. Magnetism and Electromagnetism – Magnetic field interactions, electromagnets, and applications in motors and generators.

5. Heat Transfer and Energy Efficiency – Methods of reducing energy loss, insulation properties of materials, and specific heat capacity calculations.

6. Experimental Methods and Data Interpretation – Analyzing graphical data, improving experiment reliability, identifying systematic and random errors.