Category 1
Ends of a magnet.
Charge
Magnet
Magnetic Poles
Magnetic Poles
Flow of electric charge.
Electric Current
Circuit
charge
Electric Current
Object that attracts things made of iron or steel.
Conductor
Magnet
Resistor
Magnet
Charge that stays on an object.
static electricity
charge
electric cell
static electricity
Circuit with one path for electric current.
static electricity
parallel circuit
series circuit
series circuit
Arrangement of wire wrapped around a core.
series circuit
electromagnet
parallel circuit
electromagnet
Circuit with more than one path for electric current.
magnetic field
parallel circuit
series circuit
parallel circuit
Path made for an electric current.
electric cell
electromagnet
circuit
circuit
A bar magnet's pull is strongest-
at the S pole
A the N pole
at both poles
in the middle
at both poles
When two objects both have positive charges, the objects-
attract each other
exchange negative particles
repel each other
neutralize each other
repel each other
Material that resists but doesn't stop the flow of electric current.
electric current
conductor
resistor
resistor
Magnets attract each other at-
their middles
only the N poles
only the S poles
opposite poles
opposite poles
If one bulb is removed from a parallel circuit, the other bulbs will-
dim
go out
stay lit
flicker
stay lit
Measurement of an object's extra positive or negative particles.
charge
circuit
static electricity
charge
An object has a ___ charge if it has extra positive charges.
large
neutral
negative
positive
positive
If one bulb is removed from a series circuit, the other bulbs will-
dim
get brighter
flicker
go out
go out
Which of the following in NOT a good way to control an electromagnet?
Turn the current on and offHeat or cool it
Material that electric current can pass through easily.
insulator
conductor
resistor
conductor
An object has a ___ charge if it has more negative particles than positive particles.
positive
negative
neutral
large
negative
Supplies energy to move charges through a circuit.
electric field
electric cell
insulator
electric cell
Material that electric current cannot easily pass through.
conductor
insulator
resistor
insulator
Space around a magnet where the force of the magnet acts.
electric field
magnetic field
magnetic poles
magnetic field
resists
insulates
conducts
energizes
conducts
Space around an object where electric forces occur.
magnetic field
electric field
series circuit
electric field
Electromagnets in motors are used to cause-
motion
light
circuits
heat
motion