Aqa physics stuvia 2o24 - Study guides, Class notes & Summaries

conservation of energy - ANSWERlaw that says energy cannot be created or destroyed, but can change forms uses of friction - ANSWER- rubbing hands for warmth - break pads on bikes Increase efficiency - ANSWER- add lubricant - reduce friction internal energy - ANSWERthe sum of the kinetic and potential energies of all particles in the system Conduction - ANSWERThe direct transfer of heat from one substance to another substance that it is touching. Convection - ANSWERThe transfer o...