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ElectricityMagnetism

Lessons 1-4

TermDefinition
electric charge a property that leads to electromagnetic interactions between the particles that make up matter
static electricity the buildup of electric 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 electrical charge better than electrical insulators but not as well as electrical conductors
electric current the rate of flow of electric charges
voltage the amount of work required to move each unit of charge between two points
electric circuit a complete, closed path through which electrical charges can flow
series circuit all parts are connected in a row that forms one path for the electrical charges to follow
parallel circuit electric charges have more than one path that they can follow
magnet any material that attracts iron or objects made of iron
magnetic force a push or a pull exerted when two magnets are brought together
magnetic poles the ends of magnets
magnetic field the area surrounding a magnet where magnetic forces can be detected
electromagnetism when electric currents and magnetic fields interact with each other
electromagnet the wrapping of a solenoid around an iron core
Created by: 18rliu1008