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The accumulation of excess charge on an object
static electricity
Opposite charges _______
attract
surrounds every charge and exerts a force that causes other charges to be attracted or repelled
electric field
like charges (+/+ or -/-) __________
repel
a material that allows electrons to move through it easily
conductor
a material that does not allow electrons to move through it easily
insulator
give an example of an insulator
plastic, glass, wood
the net movement of electric charges in a single direction
electric current
the unit used to measure current
amps
a closed path that current follows
circuit
the tendency for a material to resist the flow of electrons
resistance
a circuit with only on path
series
Add this to your circuit to slow the flow of current
resistance
What makes something magnetic
it has groups of atoms with aligned magnetic poles
explain how you magnetized the paper clip in last weeks lab. Be very specific about how it became magneticf
rubbing the paper clip along the magnet aligned its atoms creating magnetic domains
the north and south poles of two magnetics will _____
attract
