Electric field lines are imaginary lines that represent the direction and strength of an electric field. They show the path a positive test charge would take if placed in the field.
Electric Field: The region around a charged object where it exerts an electric force on other charged objects.
Coulomb's Law: A law that describes the magnitude of the electrostatic force between two charged objects.
Positive Test Charge: A small charge used to measure or visualize an electric field.
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