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All Science Experiments Page 15
The Illuminated Cylinder
Provide a glass cylinder, three feet long, and three inches diameter; near the bottom of it fix a brass plate, and have another brass plate, so contrived that you may let it down the cylinder, and bring it as near the first plate as you desire. Let ...
The Illuminated Fountain That Plays When The Candles Are Lighted
and stops when they are extinguished. Provide two cylindrical vessels, A B and C D, as in Fig. 6. Connect them by four tubes open at each end, as H I, &c., so that the air may descend out of the higher into the lower vessel. To these tubes fix cand...
The Illuminated Vacuum
Take a tall receiver that is very dry, and fix through the top of it, with cement, a blunt wire; then exhaust the receiver, and present the knob of the wire to the conductor, and every spark will pass through the vacuum in a broad stream of light, v...
The Illuminated Water
Connect one end of a chain with the outside of a charged phial, and let the other end lie on the table. Place the end of another piece of chain at the distance of about a quarter of an inch from the former; and set a glass decanter of water on these...
The Inanimate Oracle
Place a bust on a pedestal in the corner of a room, and let there be two tubes, as in the preceding article, one to go from the mouth, and the other from the ear, through the pedestal and the floor to an under apartment; there may be also wires, tha...
The Inconceivable Shock
Put in a person's hand a wire that is fixed on to the hook that comes from the chain, which communicates with one side of the battery, and in his other hand put a small wire with a hook at the end of it, which you direct him to fix on to a hook whic...
The Inverted Cards
Prepare a pack of cards, by cutting one end of them about one-tenth of an inch narrower than the other; then offer the pack to any one, that he may draw a card; place the pack on the table, and observe carefully if he turn the card while he is looki...
The Iron Tree
Dissolve iron filings in aqua fortis, moderately concentrated, till the acid is saturated; then add to it gradually, a solution of fixed alkali, (commonly called oil of tartar per deliquum.) A strong effervescence will ensue, and the iron, instead o...
The Lamp Chronometer
Figure 4 represents a chamber lamp, A, consisting of a cylindrical vessel made of tin, in the shape of a candle, and is to be filled with oil. This vessel should be about three inches high and one inch diameter, placed in a stand, B. The whole appar...
The Lead Tree
A more modern invention, and an easier method by far than the above, is the following: To a piece of zinc fasten a wire, crooked in the form of the worm of a still; let the other end of the worm be thrust through a cork. You then pour spring wate...
The Leech A Prognosticator Of The Weather
Confine a leech in a large phial, three parts filled with rain water, regularly changed twice a week, and placed on a window frame, fronting the north. In fair and frosty weather it lies motionless, and rolled up in a spiral form, at the bottom of t...
The Leyden Phial
When a nail or piece of thick brass wire, &c., is put into a small apothecary's phial, and electrified, remarkable effects follow; but the phial must be very dry or warm. Rub it once beforehand with your finger, on which put some pounded chalk. If a...
The Long Card Another Stratagem Connected With The Performance Of
many of the following tricks, is what is termed the Long Card; that is, a card, either a trifle longer or wider than the other cards, not perceptible to the eye of the spectator, but easily to be distinguished by the touch of the operator. ...
The Luminous Writing
Small pieces of tin-foil may be stuck on a flat piece of glass, so as to represent various fanciful figures. Upon the same principle is the word LIGHT produced, in luminous characters. It is formed by the small separations of the tin-foil pasted o...
The Magic Bell
Fix a small bell to the wire that goes through the top of the receiver. If you shake the wire, the bell will ring while the air is in the receiver; but when the air is drawn off, the sound will by degrees become faint, till at last not the least noi...
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Never-yielding Cement
Aigrettes
Composition I Saltpetre Two Ounces Flour Of Sulphur One Ounce
The Three Magical Parties
Chemical Illuminations
The Deforming Mirrors
A Water Which Gives Silver A Gold Colour
Bottles Broken By Air
Least Viewed
To Make Squibs And Serpents
The Leech A Prognosticator Of The Weather
To Load Air Balloons With Stars Serpents &c &c When You Fill
To Give Silver-plate A Lustre
To Find The Number Of Changes That May Be Rung On Twelve Bells
To Show The Spots In The Sun's Disk By Its Image In The Camera
To Represent Cascades Of Fire
To Tell The Number Of Points On Three Cards Placed Under Three