Physics (B) J259,04 Higher June 2018 , OCR GCSE Past Papers with Mark Schemes

1. Light-dependent resistor (LDR) resistance variation, illuminance correlation, and electrical circuit calculations.
2. Specific latent heat of vaporization experiment, energy loss sources, and improvements in measuring accuracy.
3. Radioactive decay equations, plutonium-238 heat generation, and energy transfer calculations for Mars survival.
4. Newton’s speed of sound experiment, pendulum timing accuracy, and historical measurement limitations.
5. Kinetic energy and friction effects on motion, experimental errors in energy calculations, and graphical data interpretation.
6. Atmospheric pressure variation with altitude, molecular motion effects, and force application on surfaces.