Conversations on Natural Philosophy: In which the Elements of that Science are Familiarly Explained, and Adapted to the Comprehension of Young Pupils. Illustrated with Plates |
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Page iv
... object contemplated could only in a small degree be accomplished . Besides , it is judged advisable by the editor , that the plates should not face the explanations in the Text if practicable . Many of the Questions are to be answered ...
... object contemplated could only in a small degree be accomplished . Besides , it is judged advisable by the editor , that the plates should not face the explanations in the Text if practicable . Many of the Questions are to be answered ...
Page vii
... ; Of the Reflection of Light ; Opaque Bodies seen only by Reflected Light ; Vision Explained ; Cam- era Obscura ; Image of Objects on the Retina . Page 183 . CONVERSATION XV . On the Angle of Vision , and CONTENTS . vii.
... ; Of the Reflection of Light ; Opaque Bodies seen only by Reflected Light ; Vision Explained ; Cam- era Obscura ; Image of Objects on the Retina . Page 183 . CONVERSATION XV . On the Angle of Vision , and CONTENTS . vii.
Page 13
... 17. What are instances of practical divisibility of matter to a great ex- tent ? -18 . On what principle is it that we can smell odoriferous objects ? B Emily . But when I smell a flower , I GENERAL PROPERTIES OF BODIES . 13.
... 17. What are instances of practical divisibility of matter to a great ex- tent ? -18 . On what principle is it that we can smell odoriferous objects ? B Emily . But when I smell a flower , I GENERAL PROPERTIES OF BODIES . 13.
Page 14
... objects , why cannot we see these particles ? 20. If the particles of fragrant liquid in a phial escape from the phial in order to perfume a room , why can we not see them escape ? - 21. Is not the matter , of which wood is composed ...
... objects , why cannot we see these particles ? 20. If the particles of fragrant liquid in a phial escape from the phial in order to perfume a room , why can we not see them escape ? - 21. Is not the matter , of which wood is composed ...
Page 26
... object which prevents their fall , with a weight equal to the force with which they gravitate towards the earth . Caroline . The same cause then which occasions the fall of bodies , produces also their weight . It was very dull in me ...
... object which prevents their fall , with a weight equal to the force with which they gravitate towards the earth . Caroline . The same cause then which occasions the fall of bodies , produces also their weight . It was very dull in me ...
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Common terms and phrases
angle appear astronomy atmosphere attraction of cohesion axis ball called camera obscura Caroline centre of gravity centrifugal force circle cohesive attraction concave mirror consequently convex mirror dark degrees diminished direction distance diurnal motion earth eclipse effect elastic Emily equal equator explain figure fixed stars fluid focus force fulcrum geometry glass globe greater heat illustrated lens less lever liquids mechanical power mercury meridian moon motion move Natural Philosophy nature object obliquely observe opaque body opposite orbit particles pass pendulum perpendicular planets plate poles pressure produced proportion pulley pump rays fall rays of light reflected rays reflecting telescope refraction represents resistance retina revolve round right line rise round the sun shadow shines side situated solar solid bodies sonorous body sound space specific gravity sphere spring sun's rays suppose surface tides tion tube understand vapor velocity vibrations weight whilst wind