Young Folks'
章节目录
共 23 段- You have sometimes seen directions upon a vial of medicine t
- We can scarcely realize what the power is of the imprisoned
- First-born among the Continents, though so much later in cul
- I have spoken of the first of these periods, the Azoic, as h
- These old rocks, which are so changed that we cannot any lon
- Among the plants, the most important change has been in the
- After landing the Governor on the opposite side, Captain Nar
- Things move fast now,--history begins to be made quickly as
- We may begin our investigation by inquiring into some of the
- We may now inquire whether or not the foregoing consideratio
- It is a prodigious plain--one of the widest and most even pl
- Nor have these wonderful metamorphoses of sea into land, and
- At Arica the sea-wave produced even more destructive effects
- We will return to that form of marine luminosity to which we
- Nor is it difficult to account for the control which in some
- It was an ocean race of four thousand miles due west. The st
- The radiant planet that hangs on the skirts of dusk and dawn
- We are about to discuss one of the grandest truths in the wh
- Remembering these facts, you will, I think, look at the heav
- In drawing towards the close of these lectures I must say a
- And now I have to introduce to you a new fact, towards the s
- But every living creature consists at first entirely of a pa
- In moving the tumblers the water has naturally been shaken,