Scientific Dialogues for the Instruction and Entertainment of Young People: In which the First Principles of Natural and Experimental Philosophy are Fully Explained and Illustrated

Jeremiah Joyce

Bohn, 1852 - 583 pages

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Selected pages

MECHANICS Conversation Page I Introduction	1

Of Matter Of the Divisibility of Matter	3

Of the Attraction of Cohesion	5

Of the Attraction of Cohesion	8

Of the Attraction of Gravitation	10

Of the Attraction of Gravitation	12

Of the Attraction of Gravitation	14

Of the Attraction of Gravitation	17

Of the Steamengine	216

Of the Steam engine and Papins Digester	218

Of the Barometer	220

Of the Barometer and its Application to the Measur ing of Altitudes	223

Of the Thermometer	226

Of the Thermometer	228

Of the Pyrometer and Hygrometer	230

Of the Raingauge and Rules for judging of the Weather	232

Of the Centre of Gravity	22

Of the Laws of Motion	24

Of the Laws of Motion	27

Of the Laws of Motion	30

Of the Mechanical Powers	33

Of the Lever	35

Of the Lever	37

Of the Wheel and Axis	40

Of the Pulley	43

Of the Inclined Plane	45

Of the Wedge	47

Of the Screw	48

Of the Pendulum	51

Of the fixed Stars	53

Of the fixed Stars	56

Of the fixed Stars and Ecliptic	58

Of the Ephemeris	61

Of the Solar system	65

Of the figure of the Earth	67

Of the diurnal Motion of the Earth	70

Of Day and Night	74

Of the annual Motion of the Earth	76

Of the Seasons	77

Of the Seasons	80

Of the Harvest Moon	97

Of Saturn	104

Of Comets	110

Of the Weight and Pressure of Fluids	118

Of the Pressure of Fluids against the Sides of Vessels	131

Of the motion of Fluids	137

Of the Methods of finding the Specific Gravity	145

Of the Hydrometer	155

Of the Divers Bell	163

Chainpumpand Waterpress	169

Conversation Page I Of the Nature of Air	175

Of the Torricellian Experiment	178

Of the Pressure of the Air	180

Of the Pressure of the Air	182

Of the Weight of Air	184

Of the Elasticity of Air	187

Of the Compression of Air	191

Miscellaneous Experiments on the Air pump	193

Of the Airgun and Sound	195

Of Sound	198

Of the Speaking Trumpet	201

Of the Echo	203

Of the Winds	208

Of the Steamengine	213

the Smallness and Velocity of its Particles	236

Reflection and Refraction	239

Refraction of Light	242

Refraction and Reflection of Light	244

Different Kinds of Lenses	247

Parallel diverging and converging Rays	250

Images of Objects Scioptric Ball c	253

Nature and Advantages of Light	255

Colours	257

Reflected Light and Plain Mirrors	259

Concave Mirrors	261

Concave Mirrors Experiments	264

Concave and Convex Mirrors	265

Optical Deceptions Anamorphoses c	268

Different Parts of the Eye	271

Conversation Page XVI Manner of Vision	272

Spectacles and their Uses	275

Rainbow	277

Refracting Telescope	280

Reflecting Telescopes	283

Microscope	285

Camera Obscura Magic Lanthorn and Multiplying Glass	289

The magnet	292

Magnetic Attraction and Repulsion	294

Methods of making Magnets	296

Mariners Compass	298

ELECTRICITY	300

Early History of Electricity	301

Electrical Attraction and Repulsion	303

Electrical Machine	306

Electrical Machine	309

Electrical Attraction and Repulsion	311

Electrical Attraction and Repulsion	315

The Leyden Phial	317

Lanes Electrometer and the Electrical Battery	320

Experiments with the Battery	323

Miscellaneous Experiments	327

Electrophorus Electrometer ThunderHouse c	329

Atmospherical Electricity	331

Of Atmospheric Electricityof Falling Stars Aurora BorealisWaterSpouts and Whirlwinds Earthquakes	334

Medical Electricity	338

Animal Electricityof the Torpedoof the Gym notus Electricusof the Silurus Electricus	340

General Summary of Electricity with Experiments	342

Of Galvanism its Origin Experimentsof the Decomposition of Water	345

Galvanic Light and Shocks	348

Galvanic Conductors Circles Tables Experiments	350

Miscellaneous Experiments	354

GLOSSARY AND INDEX	357

Other editions - View all

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Scientific Dialogues for the Instruction and Entertainment of Young People ...
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Common terms and phrases

angle appear attraction axis ball body bottom called centre of gravity centre of motion circle concave conductor consequently CONVERSATION convex convex lens copper cubical foot cylinder degrees diameter distance diurnal motion earth ecliptic electric fluid Ephemeris equal equator experiment explain fall feet fixed stars force fulcrum glass globe gold grains greater heat heavens hydrometer inches inclined plane kind length lens less lever machine magnet marble means mechanical power mercury metal millions of miles minutes mirror moon move multiplied nearer object observe orbit ounces papa particles pass perpendicular piece pipe piston planets poles pound pound weight principle proportion pulleys quantity quicksilver refracting telescope refraction retina rise round Saturn screw seen shew shewn side silver space specific gravity square stand substance suppose surface tube turn valve velocity vessel weight wire wood

Popular passages

Page 256 - Thus with the year Seasons return, but not to me returns Day, or the sweet approach of even or morn, Or sight of vernal bloom, or summer's rose, Or flocks, or herds, or human face divine; But cloud instead, and ever-during dark Surrounds me, from the cheerful ways of men Cut off, and for the book of knowledge fair Presented with a universal blank Of nature's works to me expunged and rased, And wisdom at one entrance quite shut out.‎

Appears in 820 books from 1705-2008

Page 87 - evidence of things not seen," in the fulness of Divine grace ; and was profound on this, the greatest concern of human life, while unable even to comprehend how the " inclination of the earth's axis to the plane of its orbit" could be the cause of the change of the seasons.‎

Appears in 264 books from 1801-2008

Page 161 - It is not so generally known as it ought to be, that the...‎

Appears in 61 books from 1809-2001

Page 92 - Its situation with respect to the sun is much like that of the earth ; and by a rotation on its axis it enjoys an agreeable variety of seasons, and of day and night.‎

Appears in 20 books from 1809-2006

Page 306 - Leyden, of much eminence, said that " he felt himself struck in his arms, shoulders, and breast, so that he lost his breath ; and it was two days before he recovered from the effects of the blow and the terror ; adding, that he would not take a second shock for the kingdom of France.‎

Appears in 53 books from 1817-1948

Page 100 - At the equator, the north and south poles lie in the horizon, and therefore the ecliptic makes the same angle southward with the horizon when Aries rises, as it does northward when Libra rises...‎

Appears in 14 books from 1828-1873

Page 6 - ... of an inch in diameter ; and as the drop occupied a circle on a plate of glass containing 529 of these squares, there must have been in this single drop of water, taken out of the yellowishgreen sea, in a place by no means the most discoloured, about 26,450 animalcules.‎

Appears in 19 books from 1819-1886

Page 114 - Addison very justly observes, this thought is far from being extravagant, when we consider that the universe is the work of infinite power, prompted by infinite goodness ; having an infinite space to exert itself in ; so that our imaginations can set no bounds to it.‎

Appears in 17 books from 1808-2004

Page 21 - For the broader the base, and the nearer the line of direction is to the middle of it, the more firmly does a body stand ; but if the line of direction fall near the edge the body is easily overthrown.‎

Appears in 22 books from 1803-2006

Page 274 - I mean by a figure, taking an arrow again as an illustration. As every point of an object ABC sends out rays in all directions some rays from each point on the side next the eye, will fall upon the cornea between...‎

Appears in 20 books from 1808-1859

Bibliographic information

Title	Scientific Dialogues for the Instruction and Entertainment of Young People: In which the First Principles of Natural and Experimental Philosophy are Fully Explained and Illustrated
Author	Jeremiah Joyce
Publisher	Bohn, 1852
Original from	the New York Public Library
Digitized	21 Jun 2006
Length	583 pages

Export Citation	BiBTeX EndNote RefMan

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