A rock has a density of 2 g/mL and a mass of 17.5 g. What is the volume of the rock? HELP PLEASE

Aman throws a football straight into the air. as it rises, it slows down. which type of energy is the football gaining?

An alien spaceship is 500 m above the ground and moving at a constant velocity of 150 m/s upwards. how high above the ground is the ship after 5 seconds?

A200-n force is applied to the foot-operated air pump. the return spring s exerts a 2.6-n·m moment on member oba for this position. determine the corresponding compression force c in the cylinder bd. if the diameter of the piston in the cylinder is 40 mm, estimate the air pressure generated for these conditions. state any assumptions. enter a positive number for the compression force c.