As to getting correct notions on this subject by drawing circles on paper, or, still worse, from those very childish toys called orreries, it is out of the question. Outlines of Astronomy - Strona 281autor: John Frederick William Herschel - 1857 - Liczba stron: 573Pełny widok - Informacje o książce
| David Peck Todd - 1899 - Liczba stron: 494
...small plum, upon the circumference of a circle more than a mile and a half; and Neptune a good sized plum, on a circle about two miles and a half in diameter....by drawing circles on paper, or, still worse, from the very childish toys called orreries, it is out of the question. To imitate the motions of the planets,... | |
| John Adams - 1910 - Liczba stron: 448
...and sets forth a scheme of his own to convey the desired information : — "Choose any well-levelled field or bowling-green. On it place a globe two feet...toys called orreries, it is out of the question." 1 This illustration fails in many directions. To begin with, there is a lack of a definite standard... | |
| John Adams - 1910 - Liczba stron: 450
...convey the desired information : — "Choose any well-levelled field or bowling-green. On it plaee a globe two feet in diameter ; this will represent...toys called orreries, it is out of the question." 1 This illustration fails in many directions. To begin with, there is a lack of a definite standard... | |
| Robert Kemp Philp - Liczba stron: 432
...says — " As to getting correct notions on this subject (the distances and magnitude* of the planets) by drawing circles on paper, or still worse, from...toys called orreries, it is out of the question." A LADY CORRESPONDENT, having noticed our remarks against stays, recommends the adoption of a tight-fitting... | |
| Sir Richard Gregory - 1923 - Liczba stron: 220
...pin's head, on a circle of 654 feet ; the asteroids, grains of sand, in orbits of from 1,000 to 1,200 feet ; Jupiter a moderate-sized orange, in a circle...orreries, it is out of the question. To imitate the notions of the planets in the above-mentioned orbits, Mercury must describe its own diameter in 41... | |
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