General Electricity
100
200
300
400
500
Electricity yeah
100100
This And That
Moving Electrons
Zap zap oww!
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General Electricity 100
• If an electron gains electrons what happens to its charge?
General Electricity 200
• Name one of the two factors that determines the strength of an electric field.
General Electricity 300
• What type of current is produced by a battery?
General Electricity 400
• How do the electrons of an electrical insulator behave (which causes it to “insulate”)
General Electricity 500
• What four factors affect the resistance of a wire?
Electricity Yeah! 100
• What type of current does most of your school use?
Electricity Yeah! 200
• If a neutral metal baseball bat is held near an object that has a high concenteration of electrons and the bats picks up the charge, then this is transfer through….?
Electricity Yeah 300
• What is the unit for electrical power?
Electricity Yeah! 400
• If you know the power rating of an applicance and the voltage of the line it is attached to, you can calulate the current the appliace uses by?
Electricity Yeah! 500
• A ground fault circuit interrupter (GFCI)shuts down a circuit if it
Zap zap oww! 100
• Which of the following materials will allow charges to flow easily?
• A. wood
• B. glass
• C. Electrical Conductor
• D. Electrical Insulator
Zap zap oww! 200
• Name one way you could decrease the amount of resistance for a wire
Zap zap oww! 300
• What is one of the three ways that Ohm’s Law can be written?
Zap zap oww! 400
• Daily Double
Zap zap oww! 500
• What is the name of the area surrounding the Earth that is influenced by the earth’s magnetic field?
Moving Electrons 100
• When placed near each other, what do like magnetic poles do to each other?
Moving Electrons 200
• How man paths do electrons have to flow through when going through a series circuit?
Moving Electrons 300
• Most of the “circuits” in your home are ?
Moving Electrons 400
• The current in a hair dryer measures 12 amps, and the resistance is 8 ohms. What is the voltage?
Moving Electrons 500
• A device that changes mechanical energy to electrical energy by rotating a coil of wires through a magnetic field.
this and that 100
• What happens to the strength of a magnetic field as the distance between the two magnets increases?
this and that 200
• What happens if you break a bar magnet in half?
this and that 300
• Name two of the four major devices that your house uses to provide electrical safety.
this and that 400
• Explain the process of using fossil fuels to creat electrical energy, and what fossil fuel is used the most for electricity?
this and that 500
• Before electricity from the power lines can enter you house it must go through this device to lower the voltage.
Zap Zap Oww Double
• Moving a magnet inside a coil of wire will induce a volatge in the coil. How can the voltage in the coil be increased?
General Electricity 100
• It becomes negative
General Electricity 200
• The amount of charge that the field originally produced
• And
• The distance from the charge
General Electricity 300
• Direct Current
General Electricity 400
• The electrons are tightly bound to the atoms.
General Electricity 500
• Length of the wire
• Material of the wire
• Cross section or diameter of wire
• Temperature of wire
Electricity Yeah! 100
• Alternating Current
Electricity Yeah! 200
• Induction
Electricity Yeah! 300
• Watts
Electricity Yeah! 400
• Power divided by voltage or Watts/Volts
Electricity Yeah! 500
• Senses unequal currents.
Zap zap oww! 100
• C. Electrical Conductor
Zap zap oww! 200
• Cool it, make it shorter, give it a larger diameter, use a more conductive material
Zap zap oww! 300
• V= I x R
• I = V/R
• R = V/I
Zap zap oww! 400
• Move the magnet more rapidly
Zap zap oww! 500
• Magnetosphere
Moving Electrons 100
• Repel each other
Moving Electrons 200
• One path
Moving Electrons 300
• Parallel.
Moving Electrons 400
• 96 volts
Moving Electrons 500
• generator
this and that 100
• The strength goes down
this and that 200
• Each becomes a new bar magnet with two poles
this and that 300
• GFCI
• Circuit Breakers
• Fuses
• Ground Wires
this and that 400
• The burnt fossil fuels create heat, which is used to boil water, which creates steam used to turn a turbine (magnets and coils of wire) to make the electricity.
• Coal
this and that 500
• Step down transformer