Readings in Natural Philosophy: Or, A Popular Display of the Wonders of Nature ...Whittaker, Treacher & Company, 1830 - 700페이지 |
도서 본문에서
100개의 결과 중 1 - 5개
5 페이지
... minutes . He continued to observe this spot till the beginning of 1666 , when Jupiter approached to the beams of the sun ; but after he got out of them it was difficult to be discerned . General Heads for a Natural History of a Country ...
... minutes . He continued to observe this spot till the beginning of 1666 , when Jupiter approached to the beams of the sun ; but after he got out of them it was difficult to be discerned . General Heads for a Natural History of a Country ...
17 페이지
... minutes be totally extinguished by withdrawing the air ; whereas shining wood immediately recovers its light if the air be admitted again . — 3 . A live coal being put into a small close glass continues to burn only a very few minutes ...
... minutes be totally extinguished by withdrawing the air ; whereas shining wood immediately recovers its light if the air be admitted again . — 3 . A live coal being put into a small close glass continues to burn only a very few minutes ...
23 페이지
... minute she appeared much discom- posed , and between that and the second minute , her strug- gling and convulsive motions increased so much , that her head also hanging carelessly down , she seemed to be just at the point of death ...
... minute she appeared much discom- posed , and between that and the second minute , her strug- gling and convulsive motions increased so much , that her head also hanging carelessly down , she seemed to be just at the point of death ...
24 페이지
... minute was quite ended , she gave manifest tokens of being much disordered ; and the operation being continued a while longer , she grew so much worse , that several convulsive motions which she fell into before a second minute was ...
... minute was quite ended , she gave manifest tokens of being much disordered ; and the operation being continued a while longer , she grew so much worse , that several convulsive motions which she fell into before a second minute was ...
27 페이지
... minutes some of them had convulsive motions in their legs . They continued in this state 48 hours , after which the air was let in upon them , and that not pro- ducing any signs of life in them , they were laid in the meridian sun , but ...
... minutes some of them had convulsive motions in their legs . They continued in this state 48 hours , after which the air was let in upon them , and that not pro- ducing any signs of life in them , they were laid in the meridian sun , but ...
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자주 나오는 단어 및 구문
acid animal appear basaltes birds blood body bones called carbonic acid cause centre cluster coal colour continued copper cuckoo degree diameter distance earth earthquake eggs electrical epidermis equal experiments exposed feet fibres fire fish fluid four glass globules grains half head heat height HUMPHRY DAVY inches insects iron kind lamellæ lava length less light luminous manner metals miles milky minutes moon motion Mount Vesuvius mountain mouth muscles nature nearly nerves observed particles pass perceived piece plant polypus Port-Royal produced proportion quantity rays roots round sal ammoniac salt sand seemed seen shells side skin sort space species specific gravity spider stars stone stratum substance sulphurous acid supposed surface tail thick Torre del Greco trees tube vapour velocity vertebræ vessels Vesuvius volcano whole wind yards zinc
인기 인용구
155 페이지 - And God said, Behold I have given you every herb bearing seed, which is upon the face of all the earth, and every tree, in the which is the fruit of a tree yielding seed ; to you it shall be for meat.
255 페이지 - One particular only (though it may appear trifling) I will relate. Having often forgot which was the cat, and which the dog, he was ashamed to ask ; but catching the cat (which he knew by feeling) he was observed to look at her steadfastly, and then setting her down, said, so puss ! I shall know you another time.
255 페이지 - ... he could form no judgment of their shape, or guess what it was in any object that was pleasing to him. He knew not the shape of any thing, nor any one thing from another, however different in shape or magnitude ; but upon being told what things were, whose form he before knew from feeling, he would carefully observe, that he might know them again...
491 페이지 - ... its load with a jerk, and quite disengaged it from the nest. It remained in this situation a short time, feeling about with the extremities of its wings, as if to be convinced whether the business was properly executed, and then dropped into the nest again.
33 페이지 - Prisme at the window, so that the light might pass through a small hole, made in it for the purpose, and fall on the other board, which I placed at about 12...
555 페이지 - By meditating on the results of all these experiments, we are naturally brought to that great question which has so often been the subject of speculation among philosophers, namely, What is heat — is there any such thing as an igneous fluid ? Is there anything that...
491 페이지 - It remained in this situation a short time, feeling about with the extremities of its wings, as if to be convinced whether the business was properly executed, and then dropped into the nest again. With these (the extremities of its wings) I have often seen it examine, as it were, an egg and nestling before it began its operations; and the nice sensibility which these parts appeared to possess seemed sufficiently to compensate the want of sight, which as yet it was destitute of. I afterwards put in...
357 페이지 - AS frequent mention is made in public papers from Europe of the success of the Philadelphia experiment for drawing the electric fire from clouds by means of pointed rods of iron erected on high buildings...
256 페이지 - Epsom Downs, and observing a large prospect, he was exceedingly delighted with it, and called it a new kind of seeing.
555 페이지 - It is hardly necessary to add, that anything which any insulated body, or system of bodies, can continue to furnish 'without limitation, cannot possibly be a material substance; and it appears to me to be extremely difficult, if not quite impossible, to form any distinct idea of...