The Universal Preceptor: Being a General Grammar of Arts, Sciences, and Useful Knowledge ...A. Phelps, 1826 - 312 страница |
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Страница 29
... moving a treadle , one set , or every other thread , is thrown , up , and the other set is brought down ; and , at this instant , a cross thread or woof is thrown between them by means of a shuttle . The lower set of ends are then ...
... moving a treadle , one set , or every other thread , is thrown , up , and the other set is brought down ; and , at this instant , a cross thread or woof is thrown between them by means of a shuttle . The lower set of ends are then ...
Страница 31
... moves the iron hand with fingers fine , Combs the wide card , and forms the eternal line ; Slow , with soft lips , the whirling can acquires The tender skeins , and wraps in rising spires ; With quicken'd pace successive rollers move ...
... moves the iron hand with fingers fine , Combs the wide card , and forms the eternal line ; Slow , with soft lips , the whirling can acquires The tender skeins , and wraps in rising spires ; With quicken'd pace successive rollers move ...
Страница 50
... credible that a vessel , as large as the largest parish church , should be moved and directed in the water with nearly the same rapidity and precision as a small boat ; and it is wonderful that human hands could 50 ART OF WAR .
... credible that a vessel , as large as the largest parish church , should be moved and directed in the water with nearly the same rapidity and precision as a small boat ; and it is wonderful that human hands could 50 ART OF WAR .
Страница 52
... moves in a velocity of twenty miles in a minute , or one mile in three seconds . The distance depends on the weight of the ball , and the quantity and quality of the powder ; but a ball goes the fartherest when the piece is elevated to ...
... moves in a velocity of twenty miles in a minute , or one mile in three seconds . The distance depends on the weight of the ball , and the quantity and quality of the powder ; but a ball goes the fartherest when the piece is elevated to ...
Страница 54
... , the fender is the fulcrum , the coal is the weight or resistance , and the hand is the power to raise and Overcome it . 181. The force with which any body moves is call- ed its momentum . If a boy walk at the 54 MECHANICAL POWERS .
... , the fender is the fulcrum , the coal is the weight or resistance , and the hand is the power to raise and Overcome it . 181. The force with which any body moves is call- ed its momentum . If a boy walk at the 54 MECHANICAL POWERS .
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acid acre ancient angle animals aqueous humour Asia atmosphere atoms blood bodies Britain Cæsar called carbon carbonic acid cause chief chyle circle clouds colours combined consists copper countries degrees distance divided division duce earth effect electrical England English equal equator fall fire fluid force four glass globe half hatchment heat heavens Hence inches inhabitants insects iron islands Julius Cæsar Jupiter kinds lacteals land lens light lines matter Mercury metals miles millions mineral moon motion move nations nature nerves north pole object Obs.-The ocean optic nerve orbit oxygen pass phenomena pistil plants pounds principle produce proportion quadrupeds rays round Saturn savage nations sense side soil solid Sophism south pole species stamens stars stone substance sulphur sulphuric acid supposed surface Syllogism telescope tion tribes various vegetables velocity vibrations whole winds