Kind of circuit where a disconnected wire halts the flow of electricity
What is an open circuit?
100
Electrical force between two charges that are not moving
What is static electricity?
100
Materials that do NOT easily transfer energy or electricity.
What are insulators?
100
If all the lights in the school go out, what might have happened is...
What is too much much energy for the circuit breakers or fuses to handle?
100
The difference between parallel and series circuits.
What is parallel circuit has more than one pathway and a series circuit has only one pathway.
200
Kind of circuit that a disconnected wire can halt the flow of electricity.
What is an open circuit?
200
A device that uses a chemical reaction to produce electricity.
What is an electric cell?
200
The amount of electric potential energy per unit charge called in a batter.
What is voltage?
200
The reason you must keep electric appliances away from showers and swimming pools.
What is water conducts electricity, so you could get an electric shock?
200
One negative result of using water to produce electricity.
What is damage to the ecosystem?
300
A type of circuit in which energy travels through conductors in a complete path.
What is a closed circuit?
300
A continuous flow of electric charge through a pathway.
What is an electric current?
300
Three ways to produce electrical energy.
What is harnessing wind energy, building dams or nuclear power plants, burn fossil fuels, or rubbing items together?
300
If a step-down transformer failed to work properly, electricity at too-high a voltage would reach the home. The result of this would be...
What is an electrical fire or the burning out of electrical appliances?
300
What is the pathway of energy from a power plant to your home?
What is from the power plant to a step-up transformer to a power line to a step-down transformer to power poles to your home?
400
Type of circuit with more than one pathway.
What is a parallel circuit?
400
What would happen if the path between the battery and first light bulb in a series circuit is interrupted.
What is the fact that none of the light bulbs would light up.
400
Electrons move through _____________ in a circuit.
What are conductors?
400
Some people belive that using batteries to power automobiles can reduce environmental pollution by reducing the use of fossil fuels. This is somewhat correct because....
What is batteries contain toxic materials and can pollute the ground if disposed of improperly. They also may use fossil fuels to keep them charged.
400
Two ways that energy of moving electrons can be changed into different forms of energy.
What is using power heaters to produce thermal energy and power motors to produce mechanical energy?
500
A movable section of a circuit that can open or close a pth for electricity.
What is a switch?
500
The result of people not finding different ways to make electricity...
What is the supply of fossil fuels will run out and earth will be town up in search of fossil fuels?
500
The kind of mechanical energy that is stored in a battery
What is mechanical energy?
500
One positive result of using water to produce electricity.
What is the conservation of fossil fuels and reduction in air pollution?
500
Some people belive that using batteries to power automobiles can reduce environmental pollution by reducing the use of fossil fuels. This is somewhat incorrect because....