The liquid coolant has the freezing point below -20° explain one other property that the liquid coolant should have

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.

The most important difference between a wedge and an inclined plane is a. their size b. their shape c. how they are used d. what they are made of

The plum pudding model of the atom state that ?