Light: A Series of Simple, Entertaining, and Inexpensive Experiments in the Phenomena of Light, for the Use of Students of Every AgeD. Appleton, 1877 - 112 páginas |
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Página 7
... with Mirror on Pulse . Experiment with Glass Tube Experiments in Dispersed Reflection Experiment with Jar of Smoke The Milk - and - Water Lamp . 47 48 50 51 55 58 The Water - Lens Refraction of Light Experiments in Projection.
... with Mirror on Pulse . Experiment with Glass Tube Experiments in Dispersed Reflection Experiment with Jar of Smoke The Milk - and - Water Lamp . 47 48 50 51 55 58 The Water - Lens Refraction of Light Experiments in Projection.
Página 15
... glass will show , in the dark , bright spots of light on his body . A piece of salted fish or chip of decayed wood will sometimes give a pale , cold light in the night ; and certain chemi- cals , like Bologna phosphorus and compounds of ...
... glass will show , in the dark , bright spots of light on his body . A piece of salted fish or chip of decayed wood will sometimes give a pale , cold light in the night ; and certain chemi- cals , like Bologna phosphorus and compounds of ...
Página 16
... glass or water , and do anything else that will illustrate the laws that govern it . Choose a bright , sunny day , and go into a room having windows through which the sun shines . Close the shutters , curtains , and blinds , at all the ...
... glass or water , and do anything else that will illustrate the laws that govern it . Choose a bright , sunny day , and go into a room having windows through which the sun shines . Close the shutters , curtains , and blinds , at all the ...
Página 22
... glass ; but plate - glass with silvered back is far better , and costs only a little more . Any carpenter can make this instrument , and the cost will be about as follows : Wood , 50 cents ; labor , $ 1.75 ; glass , $ 1 ; iron nut , 5 ...
... glass ; but plate - glass with silvered back is far better , and costs only a little more . Any carpenter can make this instrument , and the cost will be about as follows : Wood , 50 cents ; labor , $ 1.75 ; glass , $ 1 ; iron nut , 5 ...
Página 38
... glass , or hand - mirror , and a car- penter's steel square , or a sheet of stiff paper , having perfectly square corners . Hold the mirror in the beam of light . At once you see there are two beams of sunlight , one from the heliostat ...
... glass , or hand - mirror , and a car- penter's steel square , or a sheet of stiff paper , having perfectly square corners . Hold the mirror in the beam of light . At once you see there are two beams of sunlight , one from the heliostat ...
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Términos y frases comunes
17.8 centimetres angle of incidence Animals appear beam of light beam of reflection beam of sunlight beautiful black mirror block of wood blue BOND STREET bright candle centi centre CHARLES BARNARD circle cloth color color-top critical angle curious dark room diagram diameter direction disk distance dotted lines experiment falls fastened flask focus give glass gray paper heliostat hold hole Illustrations inch 25 millimetres inches 15.2 centimetres index of refraction lamp lantern light entering light passes look looking-glass magic lanterns metres mirror mucilage phenomena picture piece plano-convex lens point of incidence postal-card rays red square reflected light refraction represents ring screen shade shadow sheet shelf shine side slender beam slide slip slit smoke spot of light square stars straight surface things top spin tube wall water-lens wide window yellow
Pasajes populares
Página 3 - ... recommendation of this handy volume. The illustrations add to its interest and value, and its simplicity, both of design and execution, will commend it to beginners and others seeking information on the subject." From the Philadelphia Press. "It supplies a large number of simple and entertaining experiments on the phenomena of light, that any one can perform with materials that maybe found in any dwelling-house, or that maybe bought for a small sum in any town or city. This actually is philosophy...