A magnifying glass Animation Play

A mapping diagram Animation Play

A matchstick proof Animation Play

A mercury barometer Animation Play

A metal ball Animation Play

A microscope Animation Play

A microscopic view Animation Play

A microwave oven Animation Play

A mirror Animation Play

A mirror and a light bulb Animation Play

A mixed fractions Animation Play

A mobile source and a mobile observer Animation Play

A molecule of ethene Animation Play

A molecule of methanamine Animation Play

A moveable pulley Animation Play

A moving car Animation Play

A moving ray Animation Play

A multiplication sign in a algebraic expression Animation Play

A number raised to the power of the reciprocal of  n Animation Play

A p-n junction Animation Play

A parachute Animation Play

A parachute jump Animation Play

A parachutist Animation Play

A parallel combination Animation Play

A particle in a magnetic field Animation Play

A particle in an electric field Animation Play

A particle moving in an electric field Animation Play

A path around a park pond Animation Play

A pendulum in a magnetic field Animation Play

A permanently charged body Animation Play