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unit 3

electric charge a property that leads to electromagnetic interactions between the particles that make up matter.
static electricity the buildup of electrical charge on an object.
electrical conductor a material through which charges can move freely.
electrical insulator a material through which charges cannot move easily.
semiconductors a special class of materials that conduct electric charge better than electrical conductors.
electric current the rate os flow of electric charges.
voltage the amount of work required to move each unit of charge just between two points.
resistance the opposition to electric flow of electrical charge represented in ohms.
electric current a complete closed path through which electric charge can flow.
series circuit all parts are connected in a row that forms one path for the electric charges to flow.
parallel circuit electric charges have more than one path that they can flow.
magnet any material that attracts iron or objects made from iron.
magnetic force when you bring two magnets together they exert a push or pull
magnetic poles two magnets can push each other apart because of their ends
magnetic field the area surrounding a magnet where magnetic forces can be detected.
electromagnetism the interaction of electric currents or fields and magnetic fields
electromagnetic of or relating to the interrelation of electric currents or fields and magnetic fields.
Created by: 18hickse0606