...with regard to the nature of heat. Newton's Third Law of Motion is to the effect that — '-- To a-ery action there is always an equal and contrary reaction; or, the mutual actions of any two bodies are always equal and oppositely directed." This law Newton first shows to hold for ordinary...

...or cohesion, or by any physical mode of attachment. Hence the necessity for the THIRD LAW OF MOTION. To every action there is always an equal and contrary reaction ; or, the mutual actions of any two bodies are always equal and oppositely directed. In modern speech Newton's first explanation...

...recourse to another quotation from the Principia. Newton's Third Law of Motion is to the effect that — To every action there is always an equal and contrary reaction; or, the mutual actions of any two bodies are always equal and oppositely directed. This law Newton first shows to hold for ordinary...

...impressed force, and takes place in the direction of the straight line iu which the force acts. 8. To every action there is always an equal and contrary reaction, or, the mutual actions of any two bodies are always equal and opposiiely directed iu the same straight line. The last law enunciated...

...represent the mass of a body, v its velocity at any instant ; Then momentum = mv. 35. Third Law : — To every action there is always an equal and contrary reaction, or the mutual actions of any two bodies are always equal and oppositely directed. Or, as more briefly stated by Newton, action...

...experiments give the same result and suggest a third law of motion, which Newton enunciated as follows : — To every action there is always an equal and contrary reaction; or the mutual actions of any two bodies are always equal and oppositely directed. The exertion of a force upon one body is thus...

...experiments give the same result and suggest a third law of motion, which Newton enunciated as follows : — To every action there is always an equal and contrary reaction; or the mutual actions of any two bodies are always equal and oppositely directed. The exertion of a force upon one body is thus...

...Third Law, which will now be given, points out the nature of the force acting. 138. Third Law. — ' To every action there is always an equal and contrary reaction; or, the mutual actions of any two bodies are always equal and oppositely directed.1 139. Action is the name given to the force...

...reactionem : sive corporum duorum actiones in se mutuo semper esse cequales et in paries contrarias dirigi. To every action there is always an equal and contrary reaction: or, the mutual actions of any two bodies are always equal and oppositely directed. 262. If one body presses or draws another,...

...applied, and takes place in the direction of the straight line in which the force acts. LAW III.—To every action there is always an equal and contrary reaction; or, the mutual actions of a mj two bodies are always equal and oppositely directed. 167. Remarks on Law I.—Law I supplies us...