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PARTICLES

The atom is composed of protons, neutrons and electrons

subatomic particle relative mass relative charge
proton 1 +1
neutron 1 0
electron 1/2000 1

A nucleon is a particle of the nucleus and may be either a proton or a neutron.
The nucleon number is the number of protons…

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A charged conductor can be discharged by connecting it to earth with a conducting
wire.

The flow of electrons through a conductor is referred to as an electric current.

The greater the charge on an isolated object, the greater the potential difference
(voltage) between the object and earth.

If the…

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By tudorwilliams99

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