## Elements of Natural Philosophy, Volume 1 |

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Page 1

Dynamics , therefore , is divided into two parts , which are conveniently called

STATICS and

preventing change of motion , the balancing of forces , ' or Equilibrium , is ...

Dynamics , therefore , is divided into two parts , which are conveniently called

STATICS and

**KINETICS**. 3. In Statics the action of force in maintaining rest , orpreventing change of motion , the balancing of forces , ' or Equilibrium , is ...

Page 14

Other examples of these principles will be met with in the chapters on

49. If , as in § 35 , from any fixed point , lines be drawn at every instant

representing in magnitude and direction the velocity of a point describing any

path in any ...

Other examples of these principles will be met with in the chapters on

**Kinetics**.49. If , as in § 35 , from any fixed point , lines be drawn at every instant

representing in magnitude and direction the velocity of a point describing any

path in any ...

Page 19

Amongst the most important classes of motions which we have to consider in

Natural Philosophy , there is one , namely , Harmonic Motion , which is of such

immense use , not only in ordinary

heat ...

Amongst the most important classes of motions which we have to consider in

Natural Philosophy , there is one , namely , Harmonic Motion , which is of such

immense use , not only in ordinary

**kinetics**, but in the theories of sound , light ,heat ...

Page 23

In practice we meet with many excellent examples of this case , which will ,

however , be more conveniently treated of when we come to apply

principles to various subjects in practical mechanics , acoustics , and physical

optics ; such ...

In practice we meet with many excellent examples of this case , which will ,

however , be more conveniently treated of when we come to apply

**kinetic**principles to various subjects in practical mechanics , acoustics , and physical

optics ; such ...

Page 53

... not a change of speed , of the motion . 179. The Vis Viva , or

a moving body is proportional to the mass and the square of the velocity ,

conjointly . If т T - 09 ) == we adopt the same DYNAMICAL LAWS AND

PRINCIPLES .

... not a change of speed , of the motion . 179. The Vis Viva , or

**Kinetic**Energy , ofa moving body is proportional to the mass and the square of the velocity ,

conjointly . If т T - 09 ) == we adopt the same DYNAMICAL LAWS AND

PRINCIPLES .

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### Common terms and phrases

acceleration according acting action amount angle angular applied attraction axes axis body called centre centre of inertia circle component condition consider constant corresponding couple course curvature curve denote density described determined direction displacement distance divided effect elastic elements energy equal equations equilibrium evidently expression figure fixed fluid force friction give given gravity harmonic Hence important increase infinitely small instant interval kinetic length less mass matter mean measured method motion moving natural normal observation opposite parallel particle passing path perpendicular plane portion position potential practical pressure principle problem produce projection proportional quantity radius reference relative remain remarkable respectively rest resultant right angles rigid rotation round sides simple solid space spherical square straight strain stress suppose surface theory turned uniform unit velocity weight whole wire