The First Steam-Boat
Forfatter: Jonathan Hulls
År: 1860
Forlag: E. & F. N. Spon
Sted: Bucklersbury
Sider: 48
UDK: 629.120(09)
Description And Draught Of A New-Invented Machine For Carrying Vessels Or Ships Out Of, Or Into Any Harbour, Port, Or River, Against Wind And Tide, Or In A Calm.
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( 22 )
Of botics immerfed in Liquids.
The different Gravity of Bodies whether
Solids or Liquids ari'fes from this, that
they contain a greater or lefs Quantity of
"Matter in an equal Space.
pi
•d
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o
2
The Quantity of Matter in a Body, icing
confider’d in B elation tothe Space pqffefs’d
by it, is called the Denfity of the Body.
A "Body is faid to have Bauble or ‘Triple,
&c. The Benfity of another Body, when,
fuppofing their Bulks equal, it contains U
"Double or Trip le, gp. Quantity of Mat-
ter.
Definition. II.
A Body is faid to beHomogeneous, nohen
it is every ‘where of the fame Denftty.
Definition. Ill-
Heterogeneous, when the fhenfity is une-
qual in different parts of the Body.
De-