| Mary Somerville - 1834 - 390 pages
...stroke, and not to invite an enemy, it ought to project very little, if at all, above the building. The aurora borealis is decidedly an electrical phenomenon,...somehow connected with the magnetic poles of the earth, but it has never been seen so far north as the pole of the earth's rotation, nor does it extend to... | |
| 1835 - 538 pages
...afterwards varies on opposite sides, and the transitions are very rapid on the approach of a thunder-storm. The Aurora Borealis is decidedly an electrical phenomenon...takes place in the highest regions of the atmosphere. It is somehow connected with the magnetic poles of the earth ; it generally appears in the form of... | |
| Henry Duncan - 1836 - 430 pages
...imagines it might be some compound of phosphorus, suddenly evolved, and dispersed over the surface of the sea; perhaps from the exuviae or secretions of fish connected with the oceanic salts,—muriate of soda, and sulphate of magnesia."* Such are some of the facts connected with what... | |
| Benjamin Silliman - 1837 - 118 pages
...stroke, and not to invite an enemy, it ought to project very little, if at all, above the building. The aurora borealis is decidedly an electrical phenomenon,...somehow connected with the magnetic poles of the earth, but it has never been seen so far north as the pole of the earth's rotation, nor does it extend to... | |
| Henry Duncan - 1839 - 422 pages
...imagines it might be some compound of phosphorus, suddenly evolved, and dispersed over the surface of the sea ; perhaps from the exuviae or secretions...salts — muriate of soda, and sulphate of magnesia."* Such, are some of the facts connected with what has been called phosphorescence. I shall make no attempt... | |
| 1844 - 276 pages
...of phosphorus, suddenly evolved and disposed over the surface of the sea ; perhaps from the exuvia or secretions of fish connected •with the oceanic salts, muriate of soda, and sulphate of magnesia t- — Connexion of the Physical Sciences, * Spnl-iail-i/itnl. The yard belonging to tut bilt-iprit.... | |
| Emily Elizabeth Willement - 1845 - 184 pages
...succeeds it lasts in like manner, for the same period of time. Of what nature is the Aurora Borealis ? It is decidedly an electrical phenomenon which takes place in the highest regions of the atmosphere. It is somehow connected with the magnetic poles of the earth ; and generally appears in form of a luminous... | |
| Mary Somerville - 1846 - 496 pages
...but imagines it might be some compound of phosphorus, suddenly evolved and disposed over the suriace of the sea ; perhaps from the exuviae or secretions...is decidedly an electrical phenomenon, which takes placo in the highest regions of the atmosphere, since it is visible at the same time from places very... | |
| Philip Tocque - 1846 - 418 pages
...sea has been explained by a diversity of causes. Some have ascribed it to fish-spawn and animalcula connected with the oceanic salts, muriate of soda, and sulphate of magnesia ; others to putrefaction and friction : but the most probable cause of the phosphorescence of the sea... | |
| Henry Duncan - 1847 - 430 pages
...imagines it might be some compound of phosphorus, suddenly evolved, and dispersed over the surface of the sea ; perhaps from the exuviae or secretions...salts — muriate of soda, and sulphate of magnesia."* Such, are some of the facts connected with what has been called phosphorescence. I shall make no attempt... | |
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