Un fabricante de sillones elijio espuma de goma para rellenar los almohadone. Que propiedad de los materiales creen que tuvo en cuenta. Justificar AYUDA

John throws .4 kg ball with velocity of 18 m/s. hits .2 kg bottle and bottle flies 25 m/s. how fast is ball traveling after hitting the bottle?

Acup of coffee sits on the dashboard of an automobile. the car goes around a sharp curve. even though you hold the cup still, coffee still splashes out. this can best be explained due to a) density. b) friction. c) gravity. d) inertia.

Diamond will scratch quartz. true or false