Key term for OCR GCSE Physics A, used in Physics on the move.
A force that opposes motion between two surfaces that are in contact, such as tyres on a road or brake pads on a disc.
Friction appears in OCR GCSE Physics A revision content for Global challenges, especially Physics on the move and Stopping distance factors.
Global challenges
Physics on the move • Stopping distance factors
Energy
Power and efficiency • Reducing unwanted transfer
Energy
Power and efficiency • Increasing efficiency
Energy
Power and efficiency • Energy waste in devices
Energy
Power and efficiency • Energy dissipation
Electricity
Static and charge • Static electricity production
Forces
Newton’s laws • Equilibrium
Forces
Newton’s laws • Resultant forces
Forces
Newton’s laws • Terminal velocity
Forces
Newton’s laws • Forces as vectors
Forces
Newton’s laws • Pairs of forces
Forces
Newton’s laws • Interactions
Matter
Pressure • Work done on a gas
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