The Universal Preceptor: Being a General Grammar of Arts, Sciences, and Useful Knowledge ...J. M'Gowan for Sir R. Phillips, 1820 - 364 страница |
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Страница 16
... proportion . Turnips and carrots are as productive as potu toes ! but parsnips actually double the weight of potatoes ! 1 Obs . - Mr , Middleton well abserves , " that every acre would support its man well , on vegetable food ; but ...
... proportion . Turnips and carrots are as productive as potu toes ! but parsnips actually double the weight of potatoes ! 1 Obs . - Mr , Middleton well abserves , " that every acre would support its man well , on vegetable food ; but ...
Страница 62
... proportion to the combined or united size and velocity of the forces employed . Obs . A marble , twice the size of another , thrown with equal velocity , will strike with twice the force , and this is all that need be understood . Any ...
... proportion to the combined or united size and velocity of the forces employed . Obs . A marble , twice the size of another , thrown with equal velocity , will strike with twice the force , and this is all that need be understood . Any ...
Страница 63
... proportion of the diameter of the wheel to the axle , " ( + If a water - wheel be 12 feet in diameter , and turn an axle of one foot , the power acting at the circumference of the large wheel , move over twelve times the space which the ...
... proportion of the diameter of the wheel to the axle , " ( + If a water - wheel be 12 feet in diameter , and turn an axle of one foot , the power acting at the circumference of the large wheel , move over twelve times the space which the ...
Страница 64
... proportion between the height actually attained , and the length of the plane moved over .. A screw is an inclined plane ; and if a lever be added to it as in presses , the power gained is so great , that a man can multiply his own ...
... proportion between the height actually attained , and the length of the plane moved over .. A screw is an inclined plane ; and if a lever be added to it as in presses , the power gained is so great , that a man can multiply his own ...
Страница 97
... proportion as they are removed in a greater of less degree from the poles . It is important , then , to be able to determine the points in the heavens which are opposite to the poles o . the earth ; these always appear to stand still ...
... proportion as they are removed in a greater of less degree from the poles . It is important , then , to be able to determine the points in the heavens which are opposite to the poles o . the earth ; these always appear to stand still ...
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acid acre adapted Africa ancient angle animals Asia atoms blood bodies bound Britain called cause chief chyle clouds colours combined consists containing countries David Blair degrees distance divided division earth Edition effect electrical England English equal equator fall fluid force four Geography glass globe Grammar hatchment heat heavens Hence inches inhabitants insects iron islands JAMES MORRISON Julius Caesar Jupiter lens light LINDLEY MURRAY Mercury metals METIC miles millions Moon motion move nations nature nerves north pole object Ocean optic nerve orbit oxygen pass phenomena pistil plants Price 18 principle produce proportion rays RICHMAL MANGNALL round savage Schools side solid south pole species stamens stars stone substance sulphur sulphuric acid supposed surface Syllogism telescope tion tribes various vegetables velocity vibrations vitreous humour weight whole Young Persons
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Страница 43 - That the raising or keeping a standing army within the kingdom in time of peace, unless it be with consent of parliament, is against law.
Страница 43 - That the freedom of speech and debates or proceedings in parliament ought not to be impeached or questioned in any court or place out of parliament.
Страница 95 - twere not absurd To doubt if beams, set out at Nature's birth, Are yet arriv'd at this so foreign world, Though nothing half so rapid as their flight. An eye of awe and wonder let me roll, And roll for ever.
Страница 43 - And that for redress of all grievances, and for the amending, strengthening, and preserving of the laws, parliaments ought to be held frequently. And they do claim, demand, and insist upon all and singular the premises, as their undoubted rights and liberties...
Страница 267 - Tis still as hard, if we this scheme believe, The cause of light's swift progress to conceive. With thought from prepossession free, reflect On solar rays, as they the sight respect. The beams of light had been in vain display'd, Had not the eye been fit for vision made: In vain the author had the eye prepared "With so much skill, had not the light appear'd.
Страница 95 - And roll for ever : who can satiate sight In such a scene ? in such an ocean wide Of deep astonishment? where depth, height, breadth, Are lost in their extremes ; and where, to count The thick-sown glories in this field of fire, Perhaps a seraph's computation fails.
Страница 91 - Mercury completes his transient year, Glowing, refulgent, with reflected glare ; Bright Venus occupies a wider way, The early harbinger of night and day ; More distant still our globe terraqueous turns, Nor chills intense, nor fiercely heated burns ; Around her rolls the lunar orb of light, Trailing her silver glories through the night ; On the earth's orbit...