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Ekstramaterialer
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Charles Augustin de Coulomb, French physicist (1736–1806)
Charles Augustin de Coulomb, French physicist (1736–1806)

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Different types of batteries
Different types of batteries

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Devices powered by electricity can maker our work easier
Devices powered by electricity can maker our work easier

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In a short circuit, electrons flow from the negative end to the positve end of the battery
In a short circuit, electrons flow from the negative end to the positve end of the battery

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Ammeter
Ammeter

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Ammeter and voltmeter
Ammeter and voltmeter

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Voltammeter
Voltammeter

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Voltammeter
Voltammeter

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Christmas lights
Christmas lights

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Electrical devices make our work easier
Electrical devices make our work easier

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Alessandro Volta (1745–1827)
Alessandro Volta (1745–1827)

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Georg Simon Ohm, German physicist and mathematician (1787–1854)
Georg Simon Ohm, German physicist and mathematician (1787–1854)

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Various types of wirewound resistors
Various types of wirewound resistors

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Bulbs connected to a series circuit
Bulbs connected to a series circuit

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The aqueous solution of the copper sulfate is electrically conductive
The aqueous solution of the copper sulfate is electrically conductive

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The copper from the aqueous solution of the copper sulfate (CuSO4) precipitates on the cathode
The copper from the aqueous solution of the copper sulfate (CuSO4) precipitates on the cathode

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Electrolysis of water
Electrolysis of water

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Magnetic field of a current-carrying coil
Magnetic field of a current-carrying coil

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The strength of the magnetic field is related to the number of turns of wire
The strength of the magnetic field is related to the number of turns of wire

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Voltage can be measured between copper and zinc plates if they are placed in dilute sulfuric acid
Voltage can be measured between copper and zinc plates if they are placed in dilute sulfuric acid

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A lead-acid battery being charged
A lead-acid battery being charged

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Electricity is created by the electric field of the power source
Electricity is created by the electric field of the power source

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Bulbs with different wattage
Bulbs with different wattage

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Resistors
Resistors

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