href="@public@vhost@g@gutenberg@html@files@24667@[email protected]#ART_12" class="pginternal" tag="{http://www.w3.org/1999/xhtml}a">12.

NEWTON'S LAWS OF MOTION 15 " 13. FORCE 16 " 14. FIRST LAW OF MOTION 16 " 15. SECOND LAW OF MOTION 19 " 16. THIRD LAW OF MOTION 20 " 17. SUMMARY OF CHAPTER 22

CHAPTER II

PHILOSOPHY OF GRAVITATION--(continued)

ART.	18.	GRAVITATION ATTRACTION	24
"	19.	UNIVERSALITY OF GRAVITATION	24
"	20.	DIRECTION OF THE FORCES	26
"	21.	PROPORTION OF THE FORCES	26
"	22.	LAW OF INVERSE SQUARES	27
"	23.	TERRESTRIAL GRAVITY	29
"	24.	CENTRIFUGAL FORCE	30
"	25.	KEPLER'S LAWS	32
"	26.	FIRST LAW OF KEPLER	33
"	27.	SECOND LAW OF KEPLER	36
"	28.	THIRD LAW OF KEPLER	37

CHAPTER III

MATTER

ART.	29.	WHAT IS MATTER?	40
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