Si colgamos un cuerpo de 250 hg de un muelle con constante de 260 N/m Cuanto se ha alargado que masa hay que colgar de el para que la elongacion sea de 8 cm

After an atomic bomb has been dropped, the damage continues to get worse. why is this?

After a big snowfall, you take your favorite rocket-powered sled out to a wide field. the field is 195 m across, and you know that your sled accelerates at a rate of 3.65 m/s2 when the rocket is on. how much time will it take the sled to cross the field starting from rest, assuming the rocket is on the whole time?

Free runners jump long distances and land on the ground or a wall. how do they apply newton’s second law to lessen the force of impact?