For example, a negative charge causes a repulsive force on a neighbouring negative charge. is a property of a body which experiences a force in an electric field. Charge is measured in coulombs (C).

Examples of charged ions that naturally occur in river water include calcium, potassium, chloride, sulphate and nitrate. The higher the temperature of the water, the greater the ability of the water ...

Everyday examples include rubbing a glass rod with fur or running a plastic comb through your hair, which generates static electricity. The polarity and strength of the charges produced vary depending ...