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Metals Essay Topics & Paper Examples

Metals are different from other materials

Metals are different from other materials because they have electrons that are not joined to any specific atom, meaning that the electrons have the ability to move between the various atoms of that metal. These electrons are always in random motion due to their heat energy. If a metal wire is subjected electric force at its opposite terminals, then these free electrons, which carry a negative charge, move towards the electric force and we end up with what is called an electric current. Another way of saying this is that when charge is moving we have current, like the motion of electrons in wire leading to bulb. Ions found in water also carry a charge and current is able to…