HEL please... A person pushes a box across a horizontal floor with an initial velocity of 5.2 m/s. The box has a mass of 22 kg, and the coefficient of kinetic friction between the box and the floor is 0.44. How far does the box slide before coming to rest?

Stars x and y are both bluish main sequence stars. star x has a higher absolute brightness than star y. how do the two stars compare? explain

Crowbar of 5 metre is used to lift an object of 800 metre if the effort arm is 200cm calculate the force applied

Arunner is training for an upcoming marathon by running around a 100-m-diameter circular track at constant speed. let a coordinate system have its origin at the center of the circle with the x-axis pointing east and the y-axis north. the runner starts at (x, y) = (50 m, 0 m) and runs 2.5 times around the track in a clockwise direction.