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41 relations: Abraham Bennet, Atom, Atomic nucleus, Brass, Capacitance, Cosmic ray, Coulomb's law, Dipole, Electric charge, Electric field, Electric potential, Electrical conductor, Electrical measurements, Electrometer, Electron, Electrostatic generator, Electrostatic induction, Electrostatics, Faraday cup electrometer, Finger, Gold leaf, Ground (electricity), Human body, Insulator (electricity), John Canton, Measuring instrument, Metal, Pith, Quantitative research, Quartz fiber dosimeter, Radiation, Scientific instrument, Silk, Static electricity, Straw, Versorium, Victor Francis Hess, Volt, Voltage, Voltmeter, William Gilbert (astronomer).
Abraham Bennet
Abraham Bennet FRS (baptised 20 December 1749 - buried 9 May 1799) was an English clergyman and physicist, the inventor of the gold-leaf electroscope and developer of an improved magnetometer.
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Atom
An atom is the smallest constituent unit of ordinary matter that has the properties of a chemical element.
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Atomic nucleus
The atomic nucleus is the small, dense region consisting of protons and neutrons at the center of an atom, discovered in 1911 by Ernest Rutherford based on the 1909 Geiger–Marsden gold foil experiment.
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Brass
Brass is a metallic alloy that is made of copper and zinc.
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Capacitance
Capacitance is the ratio of the change in an electric charge in a system to the corresponding change in its electric potential.
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Cosmic ray
Cosmic rays are high-energy radiation, mainly originating outside the Solar System and even from distant galaxies.
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Coulomb's law
Coulomb's law, or Coulomb's inverse-square law, is a law of physics for quantifying the amount of force with which stationary electrically charged particles repel or attract each other.
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Dipole
In electromagnetism, there are two kinds of dipoles.
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Electric charge
Electric charge is the physical property of matter that causes it to experience a force when placed in an electromagnetic field.
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Electric field
An electric field is a vector field surrounding an electric charge that exerts force on other charges, attracting or repelling them.
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Electric potential
An electric potential (also called the electric field potential, potential drop or the electrostatic potential) is the amount of work needed to move a unit positive charge from a reference point to a specific point inside the field without producing any acceleration.
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Electrical conductor
In physics and electrical engineering, a conductor is an object or type of material that allows the flow of an electrical current in one or more directions.
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Electrical measurements
Electrical measurements are the methods, devices and calculations used to measure electrical quantities.
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Electrometer
An electrometer is an electrical instrument for measuring electric charge or electrical potential difference.
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Electron
The electron is a subatomic particle, symbol or, whose electric charge is negative one elementary charge.
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Electrostatic generator
An electrostatic generator, or electrostatic machine, is an electromechanical generator that produces static electricity, or electricity at high voltage and low continuous current.
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Electrostatic induction
Electrostatic induction, also known as "electrostatic influence" or simply "influence" in Europe and Latin America, is a redistribution of electrical charge in an object, caused by the influence of nearby charges.
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Electrostatics
Electrostatics is a branch of physics that studies electric charges at rest.
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Faraday cup electrometer
The Faraday cup electrometer is the simplest form of an electrical aerosol instrument used in aerosol studies.
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Finger
A finger is a limb of the human body and a type of digit, an organ of manipulation and sensation found in the hands of humans and other primates.
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Gold leaf
Gold leaf is gold that has been hammered into thin sheets by goldbeating and is often used for gilding.
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Ground (electricity)
In electrical engineering, ground or earth is the reference point in an electrical circuit from which voltages are measured, a common return path for electric current, or a direct physical connection to the earth.
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Human body
The human body is the entire structure of a human being.
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Insulator (electricity)
An electrical insulator is a material whose internal electric charges do not flow freely; very little electric current will flow through it under the influence of an electric field.
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John Canton
John Canton FRS (31 July 1718 – 22 March 1772) was a British physicist.
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Measuring instrument
A measuring instrument is a device for measuring a physical quantity.
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Metal
A metal (from Greek μέταλλον métallon, "mine, quarry, metal") is a material (an element, compound, or alloy) that is typically hard when in solid state, opaque, shiny, and has good electrical and thermal conductivity.
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Pith
Pith, or medulla, is a tissue in the stems of vascular plants.
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Quantitative research
In natural sciences and social sciences, quantitative research is the systematic empirical investigation of observable phenomena via statistical, mathematical or computational techniques.
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Quartz fiber dosimeter
A quartz fiber dosimeter, sometimes called a self indicating pocket dosimeter (SIPD) or self reading pocket dosimeter (SRPD), is a type of radiation dosimeter, a pen-like device that measures the cumulative dose of ionizing radiation received by the device, usually over one work period.
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Radiation
In physics, radiation is the emission or transmission of energy in the form of waves or particles through space or through a material medium.
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Scientific instrument
A scientific instrument is, broadly speaking, a device or tool used for scientific purposes, including the study of both natural phenomena and theoretical research.
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Silk
Silk is a natural protein fiber, some forms of which can be woven into textiles.
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Static electricity
Static electricity is an imbalance of electric charges within or on the surface of a material.
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Straw
Straw is an agricultural by-product, the dry stalks of cereal plants, after the grain and chaff have been removed.
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Versorium
The versorium (Latin "turn around") was the first ever electroscope, the first instrument that could detect the presence of static electric charge.
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Victor Francis Hess
Victor Franz Hess (24 June 188317 December 1964) was an Austrian-American physicist, and Nobel laureate in physics, who discovered cosmic rays.
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Volt
The volt (symbol: V) is the derived unit for electric potential, electric potential difference (voltage), and electromotive force.
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Voltage
Voltage, electric potential difference, electric pressure or electric tension (formally denoted or, but more often simply as V or U, for instance in the context of Ohm's or Kirchhoff's circuit laws) is the difference in electric potential between two points.
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Voltmeter
A voltmeter is an instrument used for measuring electrical potential difference between two points in an electric circuit.
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William Gilbert (astronomer)
William Gilbert (24 May 1544 – 30 November 1603), also known as Gilberd, was an English physician, physicist and natural philosopher.
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Capacitance electroscope, Gold leaf electroscope, Gold-leaf electroscope, Leaf electroscope, Pith ball electroscope, Pith-ball electroscope.
References
[1] https://en.wikipedia.org/wiki/Electroscope
