PHYSICS · Single correct · A Level · Physics · Further mechanics and thermal physics · Further mechanics and thermal physics
Problem
According to the kinetic theory of gases, which of the following statements is true?
(1) Ideal gases cannot be liquefied.
(2) The molecules of an ideal gas do not obey Newton's laws of motion.
(3) Pressure of a gas is always inversely proportional to its volume.
(4) Molecules of a gas never move in a straight line.