Conversations on Natural Philosophy: In which the Elements of that Science are Familiarly Explained and Adapted to the Comprehension of Young Pupils |
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Page 110
... poles , where this power is least . * Caroline . Has the experiment been made in these different situations ? Mrs. B. Louis XIV . , of France , sent philosophers both to the equator and to Lapland for this purpose ; the severity of the ...
... poles , where this power is least . * Caroline . Has the experiment been made in these different situations ? Mrs. B. Louis XIV . , of France , sent philosophers both to the equator and to Lapland for this purpose ; the severity of the ...
Page 112
... poles and slower at the equator , the inhabitants must regulate their clocks in a different manner from ours . Mrs. B. The only alteration required is to lengthen the pendulum in one case , and to shorten it in the other ; for the ...
... poles and slower at the equator , the inhabitants must regulate their clocks in a different manner from ours . Mrs. B. The only alteration required is to lengthen the pendulum in one case , and to shorten it in the other ; for the ...
Page 115
... poles ; for during their long day of six months , the sun moves round their horizon without either rising or setting ; the only observable difference is , that it is more elevated by a few degrees at mid - day , than at mid - night ...
... poles ; for during their long day of six months , the sun moves round their horizon without either rising or setting ; the only observable difference is , that it is more elevated by a few degrees at mid - day , than at mid - night ...
Contents
CONVERSATION | 7 |
Attraction of Gravitation continued Of Weight Of the fall | 24 |
Of Motion Of the Inertia of Bodies Of Force to produce | 36 |
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angle angle of incidence appear astronomy atmosphere axis ball called camera obscura Caroline centre of gravity centrifugal force circle cohesive attraction concave mirror consequently convex mirror degrees diminished direction distance diurnal motion earth eclipse ecliptick effect Emily equal equator explain figure fixed stars focus force fulcrum geometry glass globe greater heat humour lens less lever liquids mechanical power mechanicks mercury meridian moon motion move Natural Philosophy nature object obliquely observe opaque body opposite opticks orbit particles passes pendulum perpendicular planets plate poles pressure produced proportion pulley pump rays fall rays of light re-action reflected rays reflecting telescope refraction represents resistance retina revolve round right line rise round the sun shadow shines situated solar solid bodies sonorous body space specifick gravity sphere spring sun's rays suppose surface tides tion tube understand vapour velocity vibrations weight whilst wind zodiack