magnet, A material or object that creates a magnetic field., wire, Metal drawn out into a form of a thin flexible thread or rod., speaker, A device for converting electrical energy into acoustical signal energy that is radiated into open air., attraction, Forces that pull things together., repulsion, Forces that push things apart, electromagnet, A type of magnet in which the magnetic field is produced by an electric current through a coil surrounding it., Magnetic field, The region around a magnetic material or a moving electric charge within which the force of magnetism acts., current, A flow of charged particles moving through an electical space., electricity, A form of energy resulting from the existence of charged particles., quantify, To make something more countable..

8.3

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