Combined Science (A) J250,12 Higher June 2018, OCR GCSE Past Papers with Mark Schemes

1. Kinetic Energy and Motion – Calculating kinetic energy, velocity-time graphs, and stopping distances in car braking analysis.

2. Waves and Energy Transfer – Measuring wave properties, calculating wave speed, and using ripple tanks for frequency determination.

3. Forces and Elasticity – Hooke’s Law application, spring constant calculations, and energy stored in stretched springs.

4. Nuclear Physics and Radiation – Understanding half-life, writing nuclear equations for beta decay, and interpreting radioactive decay graphs.

5. Electricity and Power Consumption – Resistance and power relationships, calculating energy usage in appliances, and differences between AC and DC voltage.

6. Thermal Energy and Specific Heat Capacity – Investigating heat transfer, calculating thermal energy changes, and ensuring accuracy in heating experiments.