Vocabulary
Electricity and Magnetism
Static and Current Electricity
Electric Circuits
Miscellaneous
100
A form of energy produced by moving electrons.
What is electricity?
100
Opposite charges _____________; like charges __________________.
What is attracts and repels?
100
Buildup of charges on an object.
What is static elecricity?
100
Path an electric current follows.
What is an current electricity?
100
Uses symbols and words to show the parts of a circuit?
What is a circuit diagram?
200
The buildup of charges on an object.
What is static electricity?
200
With toasters, electric ovens and hair dryers electricity can change into ________ _________.
What is heat energy?
200
A material that conducts electricity poorly.
What is an insulator?
200
The current has only one path to follow.
What is a series circuit?
200
Controls the flow of current by opening and closing the circuit.
What is a switch?
300
An electromagnet.
What is a magnet made by coiling a wire around a piece of iron and running electriciy through the wire.
300
When electricity flows through a wire, it makes a magnetic field around the wire.
How does electricity make magnetism?
300
The measure of electrical pressure.
What are volts?
300
A circuit that has more than one path for current to follow.
What is a parallel circuit?
300
The compass needle will turn.
What will happen when a switch is closed with a battery, nail, and two lengths of wire and a compass?
400
Electric current
What is electrons that move in a steady flow through a path called?
400
Electrons.
What is involved in electricity?
400
The measure of the rate at which electric charges flows.
What are amps?
400
Homes, schools, and businesses.
What are wired with parallel circuits?
400
The fur is repelling one another.
When a cat rubs against your wool pants, the cat's fur is standing on end. Why?
500
A material that doesn't allow electricity to flow easily through it is an ____________?
What is insulator?
500
The two main parts of a motor are _____________ and _________________.
What are coil of wire and a magnet?
500
Measure of electrical energy used by an electrical device every second.
What are watts?
500
If one appliance is turned off, the others stay on. You can connect more devices by using a parallel circuit.
What are two advantages that parallel circuits have over series circuits?
500
Light energy, mechanical energy, heat energy, and sound energy.
What are four kinds of energy that electricity can be changed into?
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