 | Thomas Keith - 1811 - عدد الصفحات: 388
...body perseveres in its state of res(, "or uniform motion in a right line, unless it is compel*' led to change that state by forces impressed thereon,"...Princip. Book I. Thus, when a body A is positively . ^-x at rest, if no external force put it in -"-W jT motion it will always continue at rest. But ii... | |
 | Thomas Taylor - 1812 - عدد الصفحات: 622
...is false ; viz. " That every body perseveres in its state of rest, or of uniform motion in a right line, unless it is compelled to change that state by forces impressed upon it." For, on the contrary, if a body is moved in a direction contrary to its natural tendency,... | |
 | John Mason Good - 1813 - عدد الصفحات: 830
...ur laws of motion, 1. Every body perseveres in its state of rest, or of uniform motion in a riglit line, unless it is compelled to change that state by forces impressed upon it. 2. The alteration of motion is ever proportional to the motive force impressed ; and is made... | |
 | 1816 - عدد الصفحات: 778
...axioms or laws of motion. i. EVERY BODY PERSEVERES IN ITS STATE OF REST, OR OF UNIFORM MOTION IN A RIGHT LINE, UNLESS IT IS COMPELLED TO CHANGE THAT STATE BY FORCES IMPRESSED UPON IT. — Sir Ifaac's proof of this axiom is as follows : " Projectiles perfevere in their motions,... | |
 | Encyclopaedia Americana - 1831 - عدد الصفحات: 610
...language of Newton. I. " Every body perseveres in its state of rest, or of uniform motion in a right line, unless it is compelled to change that state by forces impressed thereon." This is called the law of inertia, and expresses the entire indifference of matter to motion or rest.... | |
 | Francis Lieber, Edward Wigglesworth, Thomas Gamaliel Bradford - 1831 - عدد الصفحات: 628
...language of Newton. I. " Every body perseveres in its state of rest, or of uniform motion in a right line, unless it is compelled to change that state by forces impressed thereon." This is called the law of inertia, and expresses the entire indifference of matter to motion or rest.... | |
 | Thomas Keith - 1848 - عدد الصفحات: 486
...GENERAL LAWS OP MOTION. LAW I. — " Every body perseveres in its state of rest, or uniform motion in a straight line, unless it is compelled to change...I.* Thus, when a body A is positively at rest, if _ no external force put it in motion, it will always A^ " s continue at rest. But if any impulse be... | |
 | 1850 - عدد الصفحات: 766
...Natural Philosophy. 1st Uw. Every body perseveres in its slate of rest, or of uniform motion in a right line, unless it is compelled to change that state by forces impressed upon it. 2d law. The alteration of motion , ; is always proportional to the motive force impressed,... | |
 | 1850 - عدد الصفحات: 772
...atura! Philosophy. 1st law. Every body perseveres in its state of rest, or of uniform motion in a rieht line, unless it is compelled to change that state by forces impressed upon it. 2d law. The alteration of motion is always proportional to the motive force impressed, and... | |
 | Samuel Maunder - 1855 - عدد الصفحات: 766
...Natural Philosophy. 1st law. Every body perseveres in its state of rest, or of uniform motion in a right line, unless it is compelled to change that state by forces impressed upon it. 2d law. The alteration of motion is always proportional to ihe motive force impressed, and... | |
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Every body continues in its state of rest, or of uniform motion in a right line, unless it is compelled to change that state by forces impressed upon it. 
