Natural magnetized materials that are used as magnets
lodestone
100
A measure of the amount of electrical energy transferred by an electric charge as it moves from one point to another in a circuit.
Voltage
100
To pull together with physical force
Attract
100
"Opposites _____________"
Attract
100
a device used to show direction that contains a magnetized pointer
compass
200
A small particle that carries one unit of negative energy
Electron
200
The movement of static charge from one place to another
electric discharge
200
Which of the following does NOT describe the magnetic force between two magnets?
a) like poles repel
b) like poles attract
c) it decreases as the magnets move apart
d) unlike poles attract
like poles attract
200
A metal core that's soft that creates a very wstrong magnet after a current passes through wire that is coiled around it
Electromagnet
200
The entire path or part of the path that over which an electric current flows
Circuit
300
An object that has an electric charge and can be used as energy
Battery
300
Power that's active
force
300
Materials in which electric charges do not move easily
Insulators
300
producing energy through charged particles
electricity
300
The flow of electricity through a wire
Current
400
What causes current to flow in a wire?
Electric field
400
Materials in which electric charges can move easily
Conductors
400
To move of force back away
Repel
400
The imbalance of an electric charge on an object
static charge
400
Every electric charge is surrounded by what?
Electric field
500
A magnetic field will _______ forces on other magnets.
Exert
500
Circuit that is connected so there is more than on closed path for current to follow
Parallel Circuit
500
How does the electric force between two electrons change as they get farther apart?
The force decreases
500
An object made out of material such as iron that have magnetic properties
Magnet
500
Circuit that devices are connected so there is only ONE closed path for the current to follow