Happens when possitive and negative charges no longer balance.
What is STATIC ELECTRICITY?
100
An electric circuit with one path for electricity to follow.
What is SERIES CIRCUIT
100
The FORCE that acts on moving electric charge and magnetic materials that are near a magnet.
What is MAGNETISM
100
A moving electric current causes this to occur.
What is MAGNETIC FIELD
100
Energy that is produced when spinning a coil wire around a magnet.
What is ELECTRICITY
200
An electric charge in motion
What is ELECTRIC CURRENT?
200
An electrical circuit with two or more paths for electricity to follow.
What is PARALLEL CIRCUIT
200
The names of the two poles all magnets have.
What is NORTH and SOUTH
200
An electromagnet has two of these.
What is POLES
200
A machine invented by Michael Faraday that used magnets to transform motion into an elecetric current.
What is a DYNAMO
300
A material that does not allow electric charges to flow through it easily.
What is RESISTANCE or INSULATOR
300
Electric current moves easily through types of materials such as copper and silver.
What is CONDUCTORS
300
Where a magnetic field is the strongest.
What is BOTH POLES (North and South).
300
Many gadgets we use every day that have electromagnets.
What is TV, DOORBELLS, COMPUTERS, DVD and CD PLAYERS
300
A machine that creates electric energy by turning coils of wire around powerful magnets. Most homes, schools, and businesses today get their energy from these.
What is GENERATORS
400
A coil of wire with many loops through which an electric current passes.
What is ELECTROMAGNET?
400
In a circuit electricity flows when the switch is...
What is CLOSED
400
An instrument which reacts to Earth's magnetic poles.
What is a COMPASS
400
Two natural resources which are used to produce energy.
What is WIND and WATER
500
The invisible field around a magnet.
What is magnetic field?
500
A material that conducts electric currents POORLY.
What is INSULATOR
500
Two south seeking poles on a magnetic will _________ each other.