Every atom contains which is positive charge what is the blank

Agas is contained in a vertical, frictionless piston–cylinder device. the piston has a mass of 3.2 kg and a cross-sectional area of 35 cm2. a compressed spring above the piston exerts a force of 190 n on the piston. if the atmospheric pressure is 95 kpa, determine the pressure inside the cylinder.

Which changes would result in a decrease in the gravitational force btween two objects? check all that apply

Using the free-body diagram, calculate the net force acting on the sled. is the sled in a state of dynamic equilibrium?