presentated by : dr khaled shehata “don’t make me memorize, make me understand “ isa project...
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Presentated by : Dr Khaled Shehata
“Don’t make me memorize, make me understand “
ISA project
Electricity crisis and the alternative natural resources
Electricity – Electricity – Part IPart I
EnergyEnergy
EnergyEnergy
Electrical EnergyElectrical Energy
Electricity is very important in our lives.Electricity is very important in our lives. We would find it very hard to do without We would find it very hard to do without
it. it. There are so many things in our homes There are so many things in our homes
that are powered by electricity that we that are powered by electricity that we have begun to depend on them. have begun to depend on them.
Imagine you woke up this morning and Imagine you woke up this morning and had no electricity. had no electricity.
What difference would it make to What difference would it make to
your normal morning routine?your normal morning routine?
Mains ElectricityMains Electricity
Most of the large appliances in our Most of the large appliances in our home are powered by Mains Electricity. home are powered by Mains Electricity.
Mains Electricity is a supply of electrical Mains Electricity is a supply of electrical energy energy
Mains appliances change or Mains appliances change or convertconvert this electrical energy into other forms of this electrical energy into other forms of energyenergy
Can you name them?Can you name them?
Types of EnergyTypes of Energy
Heat energyHeat energy Light energyLight energy Sound energySound energy Movement energyMovement energy
Can you think up some examples Can you think up some examples for each type of energy?for each type of energy?
Heat EnergyHeat Energy
Light EnergyLight Energy
Sound EnergySound Energy
Movement EnergyMovement Energy
Battery PowerBattery Power
Many small electrical appliances use Many small electrical appliances use batteries. batteries.
Batteries are also a source of electrical Batteries are also a source of electrical energyenergy
Battery powered appliances also Battery powered appliances also convert convert electrical energy into heat, light, electrical energy into heat, light, sound and movement energysound and movement energy
Can you think of some battery powered Can you think of some battery powered appliances for each source of energy?appliances for each source of energy?
Light EnergyLight Energy
Sound EnergySound Energy
Movement EnergyMovement Energy
Electricity – Electricity – Part 2Part 2
Electricity SourcesElectricity Sources
What is Electricity?What is Electricity?
Electricity is generated from the Electricity is generated from the motion of tiny charged atomic motion of tiny charged atomic particles called electrons and particles called electrons and protons!protons!
Protons = +Protons = + Electrons = -Electrons = -
electron
neutron
proton
Types of Sources used to Types of Sources used to make Electricitymake Electricity
ThermalThermal GeothermalGeothermal NuclearNuclear HydroelectricHydroelectric SolarSolar WindWind
Pictures of each SourcePictures of each Source
How do we get Electricity?How do we get Electricity?
Energy from one of the sources is converted Energy from one of the sources is converted by machines at the power plant to Electricity by machines at the power plant to Electricity and then put onto the Electric Power Gridand then put onto the Electric Power Grid
Electric Power GridElectric Power Grid• Power PlantsPower Plants• Transmission LinesTransmission Lines• SubstationsSubstations• Power LinesPower Lines• TransformersTransformers• Electrical Wiring and Circuit BoxElectrical Wiring and Circuit Box
Pictures of each piece of Pictures of each piece of the Power Grid!the Power Grid!
Your Electric VocabularyYour Electric Vocabulary
CircuitCircuit TransformerTransformer Series CircuitSeries Circuit Parallel CircuitParallel Circuit InsulatorInsulator ConductorConductor ProtonProton ElectronElectron
Life without Electricity---!!!Life without Electricity---!!!
How would you prepare your lunch?How would you prepare your lunch? How would you wash clothes?How would you wash clothes? When would you go to bed?When would you go to bed?
Think about all the luxuries the Think about all the luxuries the discovery of Electricity has brought us!discovery of Electricity has brought us!• No TelevisionNo Television• No RadioNo Radio• No LightsNo Lights
Inventors and InventionsInventors and Inventions
1752 – Lightning Rod1752 – Lightning Rod 1879 – Light Bulb1879 – Light Bulb• Ben FranklinBen Franklin Thomas EdisonThomas Edison
1800 – Electric Battery1800 – Electric Battery 1888 – AC Power1888 – AC Power• Count Alessandro VoltaCount Alessandro Volta Nikola TeslaNikola Tesla
1805 – Refrigerator1805 – Refrigerator 1910 – Flashlight1910 – Flashlight• Oliver EvansOliver Evans Conrad HubertConrad Hubert
1876 – Telephone1876 – Telephone 1920 – Traffic Light1920 – Traffic Light• Alexander Graham BellAlexander Graham Bell Garrett MorganGarrett Morgan
More Inventors and More Inventors and InventionsInventions
1927 – Television1927 – Television 1973 – Internet1973 – Internet• Philo T. FarnsworthPhilo T. Farnsworth Vinton CerfVinton Cerf
1945 – Computer1945 – Computer 1991 - WWW1991 - WWW• Mauchley and PresperMauchley and Presper Tim Tim
Berners-LeeBerners-Lee 1954 – Microwave 1954 – Microwave 1955 – TV 1955 – TV
RemoteRemote• Percy SpencerPercy Spencer Eugene Polley Eugene Polley
Electricity – Electricity – Part IIPart II
ProjectProject
Exploring the Solar Power Exploring the Solar Power
Exploring the Solar Power Exploring the Solar Power - Cars- Cars
Exploring the Solar Power - Exploring the Solar Power - OptionsOptions
Using Solar cell as a source
THE END
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