This device prevents or allows electric current to flow.
What is a switch?
100
A dangerous form of static electricity.
What is lightning?
100
What are two other types of circuits besides open and closed circuits?
What are series and parallel?
100
A continuous flow of electrons
What is current?
200
When using a battery as the power source, what side do the electrons come from?
What is the negative terminal?
200
The symbol for this electric component looks like this...
What is a light bulb?
200
Electricity travels through the path with the least...
What is resistance?
200
In this circuit, when the circuit is interrupted none of the devices will work.
What is a series circuit?
200
A closed loop through which current can flow.
What is circuit?
300
Typical wall outlets have this many volts.
What is 120 volts?
300
A circuit must have two parts, a conductor and a...
What is a voltage source?
300
This scientist was the inventor of many electrical components including the light bulb.
Who is Thomas Edison?
300
The type of circuit that is commonly found in buildings and homes.
What is a parallel circuit?
300
Have a low resistance to electrical current.
What is electrical conductors?
400
How many amps are required to stop the human heart?
What is 1 amp?
400
The units that electric current is measured in.
What is amps?
400
This type of animal can produce shocks of around 500 volts for both self defense and hunting.
What is an electric eel?
400
When resistance increases in this type of circuit, the bulbs become dimmer.
What is a series circuit?
400
Negatively charged particles that orbit the nucleus.
What are electrons?
500
This is the color of the "hot" or "live" wire in electrical circuits in homes and buildings.
What is white?
500
The difference in electric potential.
What is voltage?
500
These organs in the human body rely heavily on electrical signals to function properly.
What are the heart and brain?
500
Although this type of circuit is more expensive, it is used much more frequently due to the fact that if one loop is interrupted, current can still flow through the other loops.
What is a parallel circuit?
500
The slowing down of electric charges in current as it travels through matter.