General Electricity

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400

500

Electricity yeah

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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