Aplane is flying east at 135 m/s. the wind accelerates it at 2.18 m/s squared directly north east. after 18.0s, what is the displacement (magnitude and direction) of the plane?

Which of the following statements are evidence that gases do not always behave ideally? check all that apply.? a. co2 gas becomes dry ice (solid co2) at 1 atm and –78.5 °c. b. when two gases are mixed, they follow dalton\'s law of partial pressures. c. at 4 k and 1 atm, helium is a liquid. d. it is impossible to compress a gas enough so that it takes up no volume.