Q1. Nitrogen and oxygen in their liquid states have densities only 0.80 and 0.90 that of water. Atmospheric pressure is due primarily to weight of nitrogen and oxygen gas in the air. If atmosphere liquefied would its depth be greater or less than 10.30 m?
Q2. An airplane is flying with a velocity of 91.0 at an angle of 25.0 above the horizontal. When the plane is a distance 118 directly above a dog that is standing on level ground, the suitcase drops out of the luggage compartment.