Gallery of Nature and Art, Or a Tour Through Creation and Science: Illustrated with 100 Plates, Band 4R. Wilks, 1815 |
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Seite 9
... mean 108.2 . The variation he found to depend , not upon the air examined , but upon the state of the water in which the experiment was made . If this experiment was reversed , by letting up the nitrous gas to common air , he used 100 ...
... mean 108.2 . The variation he found to depend , not upon the air examined , but upon the state of the water in which the experiment was made . If this experiment was reversed , by letting up the nitrous gas to common air , he used 100 ...
Seite 10
... means of this Mr. Davy examined the air at Bristol , and found it always to contain about 0.21 of oxygen . Air sent to Dr. Beddoes from the coast of Guinea gave exactly the same result . 2. For the second kind of eudiometer we are ...
... means of this Mr. Davy examined the air at Bristol , and found it always to contain about 0.21 of oxygen . Air sent to Dr. Beddoes from the coast of Guinea gave exactly the same result . 2. For the second kind of eudiometer we are ...
Seite 12
... means of phosphorus . This eudiometer was first proposed by Achard + . It was considerably * Jour . de Phys . Ix . 129 . + Ibid . 1784 , vol . i . improved by Reboul * , and by Seguin and Lavoisier 19 ATMOSPHERIC AIR .
... means of phosphorus . This eudiometer was first proposed by Achard + . It was considerably * Jour . de Phys . Ix . 129 . + Ibid . 1784 , vol . i . improved by Reboul * , and by Seguin and Lavoisier 19 ATMOSPHERIC AIR .
Seite 13
... means of this eudiometer agree precisely in their result , and indicate that the proportions of the ingredients of air are always the same ; namely , about 0.21 parts of oxygen gas , and 0.79 of azotic gas . Berthollet found these ...
... means of this eudiometer agree precisely in their result , and indicate that the proportions of the ingredients of air are always the same ; namely , about 0.21 parts of oxygen gas , and 0.79 of azotic gas . Berthollet found these ...
Seite 15
... means of the increase or diminution of their length , occasioned by the addition or abstraction of moisture . This change of length is precisely marked by means of an index . The most ingenious and accurate hygrometers are those of ...
... means of the increase or diminution of their length , occasioned by the addition or abstraction of moisture . This change of length is precisely marked by means of an index . The most ingenious and accurate hygrometers are those of ...
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Häufige Begriffe und Wortgruppen
appears arch atmosphere aurora borealis body Captain Cook carbonic acid cause clouds coast cold colour common conductor considerable continued degree direction distance diurnal motion earth east effect equal equator evaporation experiments explosion fall feet fell fire frequently glass globe ground gulf of Bengal half harmattan heat height horizon hurricane inches iron rod islands land latitude light Lucretius luminous magnet manner matter mercury metal meteor miles minutes monsoon months moon motion nearly needle night north pole northern o'clock observed oxygen particles passed phænomena phenomenon phial Phil philosophers pole produced quantity rain rarefaction remarkable seems seen ship side snow sometimes sound south pole south-west specific gravity stone storm substances supposed surface temperature thermometer thunder tion Trans tropic of Capricorn tube vapour variation velocity violent weather whole wind blows winter wire
Beliebte Passagen
Seite 508 - Olympian games or Pythian fields ; 530 Part curb their fiery steeds, or shun the goal With rapid wheels, or fronted brigades form. As when to warn proud cities, war appears Waged in the troubled sky, and armies rush To battle in the clouds, before each van Prick forth the airy knights, and couch their spears Till thickest legions close ; with feats of arms From either end of Heaven the welkin burns.
Seite 90 - Ninety-seven ice hills were distinctly seen within the field, besides those on the outside; many of them very large, and looking like a ridge of mountains, rising one above another till they were lost in the clouds.
Seite 255 - It was in vain to think of flying ; the swiftest horse, or fastest sailing ship could be of no use to carry us out of this danger; and the full persuasion of this rivetted me as if to the spot where I stood, and let the camels gain on me so much in my state of lameness, that it was with some difficulty I could overtake them.
Seite 255 - ... majestic slowness ; at intervals we thought they were coming in a very few minutes to overwhelm us ; and small quantities of sand did actually more than once reach us. Again they would retreat so as to be almost out of sight, their tops reaching to the very clouds...
Seite 92 - The wild rocks raised their lofty summits till they were lost in the clouds, and the valleys lay covered with everlasting snow. Not a tree was to be seen, nor a shrub even big enough to make a toothpick.
Seite 305 - This kite is to be raised when a thunder-gust appears to be coming on, and the person who holds the string must stand within a door or window, or under some cover, so that the silk ribbon may not be wet ; and care must be taken that the twine does not touch the frame of the door or window.
Seite 93 - ... a country doomed by nature never once to feel the warmth of the sun's rays, but to lie buried in everlasting snow and ice.
Seite 509 - Placed far amid the melancholy main, (Whether it be lone Fancy him beguiles ; Or that aerial beings sometimes deign To stand embodied, to our senses plain), Sees on the naked hill, or valley low, The whilst in ocean Phoebus dips his wain, A vast assembly moving to and fro : Then all at once in air dissolves the wondrous show.
Seite 255 - We were here at once surprised and terrified by a sight surely one of the most magnificent in the world. In that vast expanse of desert, from W. and to NW of us, we saw a number of prodigious pillars of sand at different distances, at times moving with great celerity, at others stalking on with a majestic slowness; at intervals we thought they were coming in a very few minutes to overwhelm us; and small quantities of sand...
Seite 306 - And when the rain has wet the. kite and twine, so that it can conduct the electric fire freely, you will find it stream out plentifully from the key on the approach of your knuckle.