446 



RECAPITULATION 



OF 



THE PRINCIPAL DEFINITIONS AND PACTS IN THE 

 SEVERAL DIVISIONS OF THIS VOLUME. 



ABSTRACT OF MECHANICS 

 Of Matter. 



1. All substance, or matter, has the properties 

 of solidity, or impenetrability, divisibility, mobility, 

 and inertia. 



2. All bodies appear to possess also attraction 

 and repulsion. 



3. Solidity is that property by which two bodies 

 cannot occupy the same place at the same time. 



4. Divisibility is that property by which bodies 

 are capable of being divided into parts. 



5. Mobility is the property of being capable of 

 receiving motion when imparted to it. 



6. Inertia is the tendency which bodies have to 

 continue in the state into which they are put, 

 whether of rest or motion. 



Space, 



1. Space is either absolute or relative. 



2. Absolute space is mere extension ; it has no 

 limits or bounds, and is itself immovable. 



