chapter 15 Flashcards
a particle with equal amounts of positive charge and negative charge.
electrically neutral
The condition of having an unbalanced amount of positive charge or negative charge.
electrically charged
the process of an unbalanced electric charge becoming balanced.
electric discharge
a material in which electric charges cannot easily move.
electric insulator
a material in which electric charges easily move.
electric conductor
the force that two electrically charged objects apply to each other.
electric force
the invisible region around a charged object where an electric force is applied.
electric field
the movement of electrically charged particles.
electric current
a closed, or complete path in which and electric current flow.
electric circuit
a machine that transforms mehcanical energy to electric energy.
generator
a measure of how difficult it is for an electric current to flow in a material.
electric resistance
the amount of energy used to move on coulomb of electrons through an electric circuit.
voltage
an object that attracts iron.
magnet
any material that a magnet attracts.
magnetic material
the force that a magnet applies to another magnet.
magnetic force
region in a magnetic material in which the magnetic fields of the atoms all point in the same direction.
magnetic domain
a magnet created by wrapping a current-carrying wire around a ferromagnetic core.
electromagnet
