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Electricity and Magnetism Vocab

Across
states that the current through a conductor between two points is directly proportional to the voltage across the two points.
vector field in the neighborhood of a magnet, electric current, or changing electric field, in which magnetic forces are observable.
stream of charged particles, such as electrons or ions, moving through an electrical conductor or space
current that reverses its direction many times a second at regular intervals
materials that permit electrons to flow freely from particle to particle
force exerted by magnets when they attract or repel each other
subatomic particle that has a positive charge
neutral subatomic particle that is a constituent of every atomic nucleus except ordinary hydrogen
Down
field that surrounds electrically-charged particles and exerts force on all other charged particles in the field, either attracting or repelling them
the result of an imbalance between negative and positive charges in an object.
one-directional flow of electric charge
closed loop that electrons can travel in
physical field that surrounds electrically-charged particles and exerts force on all other charged particles in the field
materials that impede the free flow of electrons from atom to atom and molecule to molecule.
a very small particle that has a negative charge of electricity and travels around the nucleus of an atom.