31.(Pg. [126]) What is stated of gold as an example?
32.(Pg. [126]) In comparing a body with water, this is sometimes called 1000, what must be observed?
33.(Pg. [126]) What quantity of water is displaced, by a body floating upon its surface?
34.(Pg. [127]) How can you find the specific gravity of a solid which is lighter than water?
35.(Pg. [127]) What is observed of a body whose specific gravity is the same as that of water?
36.(Pg. [127]) What is the reason that in drawing a bucket of water from a well, its weight is not perceived until it rises above the surface?
37.(Pg. [128]) Describe the instrument represented by [fig. 8, plate 13], and also how, and for what it is used?
CONVERSATION XI.
OF SPRINGS, FOUNTAINS, &c.
OF THE ASCENT OF VAPOUR AND THE FORMATION OF CLOUDS. OF THE FORMATION AND FALL OF RAIN, &c. OF THE FORMATION OF SPRINGS. OF RIVERS AND LAKES. OF FOUNTAINS.