AarthiSam

distance-time graph acceleration uniform circular motion rectilinear motion uniform motion and non-uniform motion average speed and velocity time magnitude distance and displacement reference point and reference frame motion isobars isotopes mass number atomic number valency electrons in shells bohr's model alpha ray scattering rutherford atomic theory thomsons theory dalton's theory atomic models structure of atom examples of pure substance compounds metals elements crystallisation fractional distillation chromotograghy separation of mixture colloidal solution suspension solutions mixtures particles attract each other evaporation states of matter matter inverse square law archimedes principle buoyancy pressure thrust free fall keplers law gravity