The General Physics ClipArt gallery offers 239 images showing principles of the science and proof of theorems. Physics is the science of basic concepts such as energy and force.

### Air Pump

A manual air pump. R is the receiver. The space that the receiver encloses is what it removes the air…

### Centrifugal Pump

This image is a centrifugal pump with one half of the casing removed. S is a hollow hub, a is a curved…

### Lifting Pump

A lifting pump is used when water needs to be raised to a greater height than what can be done with…

### Vacuum Pump

Sprengel's vacuum pump. c d is a long glass tube. A is a funnel, R is a receiver, B is a flask and H…

An instrument which serves to transform radiant energy into mechanical work. Have 4 vanes, with one…

### Hydraulic Ram

A hydraulic ram. It is used to raise the level of water from a point below water level of a spring to…

### Reflected Motion

"Suppose a, b, to be a marble floor, and c, to be an ivory ball, which has be thrown towards the floor…

### Reflected Motion

"If the ball approaches the floor under a larger or smaller angle, its rebound will observe the same…

### Law of Reflected Motion

"The angle, ABD, included between the direction of the moving body before it strikes the reflecting…

### Reflected Motion

"... if a ball be thrown from F against the surface B C so as to strike it perpendicularly at A, it…

### Resultant Motion with Ball

"The ball C is placed on a square frame between two upright wires, on each of which a ball slides so…

### Resultant Motion with Boat

"We have an example of resultant motion in a boat which a person attempts to row north across a river,…

### Resultant Motion with Boat

"Let, for instance, the force used by the boatman be twice as great as that of the tide. Then by the…

### Rotating Vessel of Liquid

This figure represents the principle that says if an open vessel of liquid is rapidly rotated round…

### Scientific Type Scale

A measure of the heaviness of an object.

### Weighing Scale

This is a hydraulic weighing scale were the object is placed on a base and later water is filled into…

### Lever Scales

An illustration of a lever scale.

### Second Order of Lever

In the second order of levers, the weight is between the power and the fulcrum.

### Double Shear

"...shows a piece in double shear; here the central piece c d is forced out, while the ends remain on…

### Shearing Strength

"The shearing strength of any material is the resistance offered by its fibers to being cut in two,…

### Siphon

The siphon is an instrument in which a liquid, under the combined action of its own weight and atmospheric…

### Starting the Siphon

A Siphon can be started by inserting one end of a tube in the liquid and sucking at the other end. It…

### The Siphon

A siphon, which illustrates the effects of atmospheric pressure.

### Sonometer

"Sonometer used when studying waves." -Avery 1895

### Specific Gravity of Solids

One of the commonest ways of determining the density of a solid body is to weight it first in air and…

### Sponge Plan

Sponge plan, capillary principle. Illustration of an unsuccessful scheme for a perpetual-motion device.

### Spring

A long, spiral spring.

### Steelyard

The steelyard is an instrument for weighing bodies by means of a single weight which can be hung at…

### Oblique Surfaces

Pressure upon an oblique surface. In the image, pressure acts on all sides of the surface equally.

### Pneumatic Syringe

A pneumatic syringe is used to show that heat can be made from the compression of gases.

### Third Order of Lever

In the third order of levers, the power is between the weight and the fulcrum.

### Torricellian Experiment

This experiment showed that every surface exposed to the atmosphere sustains a normal pressure equal…

### Trajectory

Trajectory is the path a moving object follows through space. A trajectory can be described mathematically…

### Upward Pressure

A tube open at both ends with the lower end covered with a piece of card, plunged into the water. The…

### Vase of Tantalus

As you pour water into a Cup of Tantalus, the cup fills with water, but after it reaches a certain height,…

### Contracted Vein

water is issued from a hole in both vessels, one with a thin wall and one with a thick wall, the stream…

### Contracted Vein

If water is discharged through a tube whose length is 1.5 to 3 times larger than the orifice, then the…

### Contracted Vein

If water is to be discharged and the inside edges are rounded and the tube is conical, then no contraction…

### Vibrating Plates

"Support, as shown, a glass or brass plate, square or round, and strew it evenly with fine sand. Place…

### Constructive Interference

"Start a trough from A. At the moment of its reflection as a crest a B, start a crest at A as shown.…

### Destructive Interference

"Using the rope...start a crest at A. At the moment of its reflection at B as a trough, start a second…

### Fixed Wave Reflection

"Suport a soft cotton rope several yards long between two fixed supports, as the opposite sides of the…

### Form of Waves

"Tie one end of a soft cotton rope about 20 feet long to a fixed support, and hold the other end in…

### Waves

An illustration of waves demonstrating different nodes.

### Waves with Different Amplitudes with Equal Periods

"...represents two sets of sound waves with like periods and phases but different amplitudes." -Avery…

### Waves with Equal Periods and Opposite Amplitudes

"...represents two wave systems of equal periods and amplitudes but of opposite phases." -Avery 1895

### Light Waves Explanation

"Showing diagrammatically one explanation of the production of light waves by revolving electrons."…

### Light Waves

"Diagram indicating one explanation which has been advanced for light and heat waves generated by the…

### Waves with Opposite Phases

"...represents two such wave systems meeting in opposite phases." -Avery 1895

### Weight of Air

This experiment filled globe alternately with ordinary air and comnpressed air to determine the weight…

### Weir

A weir is a rectangular orifice that is used to measure water discharge. In this example, the top of…

### Weir

A weir is a fancy name for a rectangular opening. Some even give it another name: rectangular notch.

### Wheel Barometer

The wheel barometer consists of a siphon barometer, the two branches of which have usually the same…

### Wheel Rotation

"Rotation of a Wheel. The same force which throws the wire away from the mercury, will cause the rotation…

### Whirling Table

"The laws of centrifugal force may be studied or illustrated by means of the whirling table and accompanying…

### Whirling table

A whirling-table, with a brass tube attached. A cork is shooting out of the tube.

### Attachment for the Whirling Table

"...represents a very valuable attachment for the whirling table. A ball of known mass slides on a horizonal…

### Wire Vibration

"Vibration of a wire. A conducting copper wire, w, is suspended by a loop from a hook of the same metal,…

### Outer Work

Example of outer work. Outer work is the overcoming of the outside pressure through a certain distance…