The flow of electrical charges through a material.
What is current
100
A measure of an electrical force.
What is a volt?
100
If I rub a balloon on your head, what type of charge does the balloon have?
What is a negative charge?
100
Salt water is a
What is conductor?
100
wire, battery, switch, resister
What are parts of a circuit (and a circuit diagram)
200
A material through which an electric charge can move easily.
What is condutor?
200
Magnets that carry an electrical circuit.
What are electromagnets?
200
If I rub a balloon on your head, what kind of charge do you have?
What is a positive charge?
200
light bulbs and toasters
What are examples of resistors?
200
A circuit that has more than one resistor on a wire
What is a series circuit?
300
A material that resists the flow of an electric charge is called?
What is a resistor?
300
A lady got on a train, the conductor threw her off. The lady died. They put him on death row. They put him in the electric chair, but he didn't die. Why?
Because he wasn't a good conductor ( of electricity).
Sorry, bad joke
300
Atoms with the same charge will
What is repel each other?
300
rubber, plastic, glass, dry cotton
What are examples of insulators?
300
A circuit that has more than one branch or pathway.
What is a parallel circuit?
400
Strong resistors that can stop most electrical currents.
What is an insulator?
400
The three particles that make up atoms are
protons, neutrons, electrons.
400
Electrons flow through the wire in the same direction
What is when there is a current? (closed circuit)
400
Metals, graphite, water
What are examples of conductors?
400
Formed by coiling a wire around an iron core
What is an eletromagnet?
500
A map of a circuit.
What is a circuit diagram?
500
The number of electrons or protons determines
What causes an atom to have a negative or positive charge.
500
Charged electrons drift through a metal wire in random directions
What is when there is no current (open circuit)
500
Controls the flow of charges by opening or closing a gap in a circuit
What is a switch?
500
An eletromagnet is different from a regular magnet because it can be
What is turned on and off?
(which is helpful for certain tasks)