Philosophical Magazine, Volume 5Taylor & Francis., 1829 - Physics |
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Page 110
... light reflected by the sun on the side - wall of my study , and it occurred to me that the colours might be different . Anxious to produce a red from a black shadow , having held the quire of white paper opposite this reflected light ...
... light reflected by the sun on the side - wall of my study , and it occurred to me that the colours might be different . Anxious to produce a red from a black shadow , having held the quire of white paper opposite this reflected light ...
Page 377
... light of the sun is about one million times more intense than that of the full moon , and therefore very many million times greater than that of all the fixed stars taken collectively . In order to compare the light of the sun with that ...
... light of the sun is about one million times more intense than that of the full moon , and therefore very many million times greater than that of all the fixed stars taken collectively . In order to compare the light of the sun with that ...
Page 380
... light is incident upon a surface which separates two different media , the portion that is reflected should , according to the Newtonian theory of light , preserve its whiteness , provided the thick- ness of either of the media exceeds ...
... light is incident upon a surface which separates two different media , the portion that is reflected should , according to the Newtonian theory of light , preserve its whiteness , provided the thick- ness of either of the media exceeds ...
Contents
JANUARY | 1 |
Capt B Halls Letter inclosing a Communication from Peter | 15 |
Mr Ivory on the Method of deducing the Difference of Lon | 24 |
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abdomen acute Amplitude de l'arc angle Antennæ apex appears Barcelone basal joint Bear's Head bipectinated Brit characters ciliated Cloudy colour contains crystals Curtis cylindric deflexed degrees densely deux distance elongate Ernst étoile experiments fait fascicles of hair feet female femora gallic acid genus gneiss grains Grande Ourse granite granite vein Haust head small heat Hübn Icon Illust inches killas Lake Lake Ontario Larva Larvæ latitude Latr legs length Linn Lithosia males manganese manganite maxillæ mean Méchain méridien miles minute Mont-Jouy muriatic nearly observations obtuse occur Ochs Ochsenheimer Ourse oxide oxygen Palpi pectinations Penhill peroxide pilose plane porrected posterior potash precipitate pupa quantity quartz rain robust rock scales schorl Settronside short side slender species steatite Steph stout strata sulphuric sulphuric acid surface tannin temperature terminal thorax tibiæ tion triarticulate tube tuft Whernside wings