Static Electricity
Electric Circuits
Using Energy
Review
Review
100
What do a positive charge and a negative charge do to one another?
atract or pull
100
The path along which electrical charges flow is called what?
current
100
Electrical energy can be converted into what?
heat
100
Walking across carpet and touching something metal can cause this movement of electricity.
discharge
100
Copper and other metals are good examples of these materials.
conductors
200
When clothes stick together after coming out of the dryer, they might have this buildup.
static electricity
200
What opens and closes the circuit?
switch
200
Electrical motors change electrical energy into what?
motion
200
A complete, unbroken path is called a what?
closed circuit
200
It can melt to break the flow of electric current in a circuit.
fluse
300
The insulator keeps the electricity inside the wire and what is the insulators purpose?
to prevent shocks
300
What can be made to flow continuously through materials?
electrical charges
300
What can stop the flow of charges by switching off the current?
circuit breaker
300
Positive and negative are the two types of this property of matter.
electrical charge
300
Rubber, plastic, and glass are good examples of these materials.
insulators
400
What happens when you hold a negatively charged balloon near a wall?
it repels
400
Electric current cannot flow in a what?
open circuit
400
What is a thin wire found in incandescent bulbs called?
filament
400
The ability of a stubstance to slow down electric current is what?
resistance
400
The strength of a power source that is measured is called what?
voltage
500
The word "electricity" comes from the ancient Greek word for what?
amber
500
A circuit in which all electrical charges flow in the same direction and along the same path is what?
series
500
What is a bulb that uses gas to produce light?
fluorescent
500
What is a blub that produces light and much heat?
incandescent
500
What can cause electrical fires?
short circuits
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