Scientific Dialogues

Jeremiah Joyce

1868

Preview this book »

Selected pages

X	21

Of the Mechanical Powers	33

Of the Lever	40

Of the Screw	48

II	56

Of the figure of the Earth	67

Of Day and Night	74

CONVERSATION PAGE X Of the Seasons	77

Of Sound	230

Of the Speaking Trumpet	233

Of the Echo	235

Of the Echo	238

Of the Winds	241

Of the Steamengine	245

Of the Induced Current and Giffards Injector	247

Of the Steamengine and Papins Digester	249

Of the Seasons	80

Of the Equation of Time	83

Of Leap Year	87

Of the Moon	88

Of Eclipses	94

Of the Tides	96

Of the Harvest Moon	99

Of Mercury	102

Of Venus	104

Of Mars	106

Of Jupiter	108

Of Saturn	109

Of Uranus and Neptune	113

Of the Planetoids and Comets	114

Of the Sun	122

Of the fixed Stars	125

Of Periodical Multiple and Coloured Stars	130

Of the Nebulæ Planetary Nebulæ and Nubeculæ c	134

Of Aerolites Shooting Stars c	137

Introduction	142

Of the Weight and Pressure of Fluids	146

Of the Weight and Pressure of Fluids	149

Of the Lateral Pressure of Fluids	152

Of the Hydrostatic Paradox	154

Of the Hydrostatic Bellows	157

Of the Pressure of Fluids against the Sides of Vessels	159

Of the Motion of Fluids	162

Of the Motion of Fluids	165

Of the Specific Gravity of Bodies	168

Of the Specific Gravity of Bodies	170

Of the Methods of finding the Specific Gravity of Bodies	173

Of the Methods of finding the Specific Gravity of Bodies	176

Bodies	178

Of the Methods of finding the Specific Gravity of Bodies	180

Of the Hydrometer	183

Of the Hydrometer and Swimming	186

Of the Syphon and Tantaluss Cup	188

Of the Divers Bell	191

Of the Divers Bell	193

Of Pumps	195

CONVERSATION PAGE XXII Of the ForcingpumpFire engineRopepump Chainpumpand Waterpress	197

Of Naval ArchitectureIron ShipsArmour Plat ingWatertight CompartmentsScrew Propeller	200

Of the Nature of Air	205

Of the Airpump	207

Of the Torricellian Experiment	210

Of the Pressure of the Air	212

Of the Pressure of the Air	214

Of the Weight of Air	216

Of the Elasticity of Air	219

Of the Compression of Air	222

Miscellaneous Experiments on the Airpump	225

Of the Airgun and Sound	227

Of the Barometer	250

Of the Barometer and its application to the Measur ing of Altitudes	253

Of the Thermometer	256

Of the Pyrometer and Hygrometer	260

Of the Raingauge and Rules for judging of the Weather	263

Light	268

Reflection and Refraction	270

Refraction of Light	272

Refraction and Reflection of Light	274

Different Kinds of Lenses	277

Parallel diverging and converging Rays	280

Images of ObjectsScioptric Ball c	283

Nature and Advantages of Light	285

Colours	287

Reflected Light and Plain Mirrors	289

Concave Mirrors	291

CONVERSATION PAGE XII Concave MirrorsExperiments	294

Concave and Convex Mirrors	295

Optical Deceptions Anamorphoses c	298

Different Parts of the Eye	300

Manner of Vision	302

Spectacles and their Uses	305

Rainbow	307

Refracting Telescope	310

Reflecting Telescopes	313

Microscope	315

Camera Obscura Magic Lanthorn Multiplying Glass and Stereoscope	319

Nature of Electricity	322

Frictional Electricity	325

Electric Attraction and RepulsionElectrics and Con ductors	327

The Electrical Machine	330

The Electrical Machine	333

Electrical Attraction and Repulsion	335

Electrical Attraction and Repulsion	339

The Leyden Jar	341

The Leyden JarLanes discharging Electrometer and the Electric Battery	344

Electric BatteryExperiments	347

The Electric Spark Miscellaneous Experiments	351

Miscellaneous Experiments Electrophorus Elec trometerThunderhouse c	353

Atmospheric Electricity	355

The Magnet	358

Magnetic Attraction and Repulsion	360

Method of Making MagnetsThe Mariners Compass	362

The Variation of the Compass	364

Animal Electricity	366

General Summary of Electricity with Experiments	370

GalvanismDecomposition of Water	372

Galvanic Light and Shocks	374

Decomposition of Water	376

Miscellaneous Experiments	378

The Electric Telegraph	381

Glossary and Index	387

Other editions - View all

Scientific Dialogues
Jeremiah Joyce
Full view - 1861

Scientific Dialogues, Volume 2
Jeremiah Joyce
Full view - 1815

Common terms and phrases

angle appear atmosphere attraction axis ball battery bodies bottom called centre of gravity colours comet common concave conductor consequently CONVERSATION convex convex lens cylinder degrees diameter direction distance diurnal motion divided earth ecliptic electric fluid electrified equal equator experiment explain fall feet figure fixed stars focus force glass grains greater heat heavens hygrometer inches inclined plane kind length lens less lever Leyden jar machine magnet means mercury metal miles mirror moon motion move multiplied nearer object observe orbit ounces pass perpendicular piece piston planetoids planets pole pound weight pounds pressure principle produced proportion quantity quicksilver rays of light reflected reflecting telescope refraction retina rise round screw seen shew shewn side space spark specific gravity square stand substance suppose surface telescope tube turn Uranus valve vanishing point velocity vessel weight wire دو

Bibliographic information

Title	Scientific Dialogues
Author	Jeremiah Joyce
Editor	James Alexander Smith
Published	1868
Original from	National Library of Scotland
Digitized	7 Aug 2023

Export Citation	BiBTeX EndNote RefMan

About Google Books - Privacy Policy - Terms of Service - Information for Publishers - Report an issue - Help - Google Home