Atoms are compose of three smaller particles: protons, neutrons and electrons.
Protons and neutrons form the nucleuis of an atom.
Electrons move around the nucleus and have a negative electrical charge.
Electrical conductors and insulators
Some materials, such as copper, silver or aluminium. They are electrical conductors.
Electricity is a form of energy that we use to power electrical devices and machines.
But it also can be produces from renewable and non-renewable energy sources.
Objects with opposite electrical charge attrac each other.
Object with the same electrical charge repel each other
