The Child's Book of Nature for the Use of Families and Schools Intended to Aid Mothers and Teachers in Training Children in the Observation of Nature. Revised Edition. Part 3: Air, Water, Heat, Light, etc. (1886)
TER. The pressure of the particles of water upon each other. CHAPTER XVII. THE PRESSURE OF WATER. Anything that is solid presses only one way, directly down ; but water or any fluid presses all ways. It presses just as much sidewise, or even upward, as it does down. The reason is, that the… … You can see that this is so by trying a little ex¬ periment. Put some shot close together on a very smooth sur¬ face. Now put another shot on top of them, and you will see that it will press them all apart. If the shot should be rough, and the surface on which you lay them should be rough also,…