Fig. 27.
Why does a spout prevent the water from running down the side of the vessel?
Because the spout is curved so that its lowest point is where the water falls from it; hence, gravitation causes the water to fall directly to the earth, as is shown in [Fig. 28].
Fig. 28.
Does the air obstruct bodies when falling through it?
Yes; air obstructs all bodies when falling through it; but it obstructs light bodies more than heavy ones.
Do all bodies fall with equal rapidity in a vacuum?
Yes; all bodies fall with equal rapidity in a vacuum.