Show:
Vocabulary
Circuits
Electricity
Electromagnets
Insulators & Conductors
100
This is a flow of electric charges.
What is an electric current?
100
This is a continuous pathway that can carry an electric current.
What is an electric circuit?
100
The two types of electric charges.
What is positive and negative?
100
A bar magnet is this type of magnet.
What is a permanent magnet?
100
A material through which heat and electricity flow easily.
What is a conductor?
200
In a circuit only this type of charge moves or can be separated?
What is a negative charge?
200
An electric circuit with only one path for current.
What is a series circuit?
200
Two opposite charges react in this way.
What is they will attract?
200
A magnet that has coils of current-carrying wire around an iron core.
What is an electromagnet?
200
A material that slows the flow of heat and electricity.
What is an insulator?
300
The area around electric charges, where electric forces can act.
What is an electric field?
300
A circuit when no current is flowing.
What is an open circuit?
300
Two positive charges will react in this way?
What is they will repel?
300
An electromagnet is this type of magnet?
What is a temporary magnet?
300
A styrofoam cup is an example of a/an....
What is an insulator?
400
This term refers to how much a material opposes, or resists, the flow of electric charges.
What is resistance?
400
An electric circuit with two or more paths for current.
What is a parallel circuit?
400
The build up of electric charges in one place is known as?
What is static electricity?
400
These are the two ways you can make an electromagnet stronger.
What is add more coils or add more current?
400
A piece of metal is an example of a/an...
What is a conductor?
500
A flaw in a circuit that allows a large current to flow through where it isn't wanted.
What is a short circuit?
500
To turn off all the lights in a room you should use this type of circuit?
What is a series circuit?
500
This term refers to equal amounts of positive and negative charges.
What is neutral?
500
Like a compass, bar magnets and electromagnets have this in common.
What is they both have an N & S pole?
500
Water is an example of a/an...
What is a conductor (although poor)?