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Electric Charge

Book:
University Physics II - Thermodynamics, Electricity, and Magnetism (OpenStax)
Chapter |5.2: Electric Charge

What you should know

Coulomb's law
Electric forces can be attractive (opposite charges (+|-)) or repulsive (like charges (+|+), (-.-))
Electrostatic induction (= electrostatic influence) of neutral conductors
Polarization
Elementary charge is quantized
Electric charge is multiple of elementray charge
Conductor
Insulator
Inverse square law
Electric field allows electric force to propagate
Electric charges interact