GRAVITY, The force that pulls objects towards Earth., FREE FALL, When gravity is the only force acting on an object., TERMINAL VELOCITY, The maximum constant speed of a falling object., AIR RESISTANCE, A force that slows objects moving through air., PARACHUTE, A device that increases air resistance to slow someone down.

per en/la

Tauler de classificació

Estil visual

Opcions

Canvia de fonament

Restaurar desada automàtica: ?