Aball that is dropped from a window hits the ground in five seconds. how high is the window? (give your answer in feet.)

The desk has a weight of 75 lb and a center of gravity at g. determine the initial acceleration of a desk when the man applies enough force f to overcome the static friction at a and b. also, find the vertical reactions on each of the two legs at a and at b. the coefficients of static and kinetic friction at a and b are ms = 0.5 and mk = 0.2, respectively

Jessie ran 5000 meters from the cops and an average speed of 6 meters / second before he got caught . how long did he run?

Calculate the mass of an object that has a momentum of 100kg x m/sec and velocity of 4 m/sec