CHAPTER 15 Flashcards
a particle with equal amounts of positive charge and negative charge ( Pg. 488)
electrically neutral
The condition of having an unbalanced amount of positive charge or negative charge. (Pg.488)
electrically charged
The process of an unbalanced electric charge becoming balanced. ( Pg.490)
electrically discharged
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. ( Pg. 491
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 machine that transforms mechanical energy to magnetic 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 one 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 that magnetic fields of the atoms all point in the same direction
magnetic domain
a closed, or complete, path in which an electric current flows.
electric circuit
a magnet created by wrapping a current-carrying wire around a ferromagnetic core.
electromagnetic
