What is electricity? <ul><li>the flow of electrical power </li></ul>
Why is it impotant? <ul><li>At home for heating, cooking,lightning </li></ul><ul><li>At work for computers,printers,faxes ...
Where does it come from? <ul><li>oil ,  nuclear power ,  coal ,  natural gas , the  sun , or other natural sources.   </li...
 
 
Who invented electricety Electricity was not invented by  one person, but its modern day use is the result of the work of ...
Important people for electricity <ul><li>Nikola Tesla  </li></ul><ul><li>Edison  </li></ul><ul><li>Slavisa   Pajkic </li><...
Nikola Tesla <ul><li>Nikola Tesla   </li></ul><ul><li>was born  in  Smiljan   in  1856   and died in New York City January...
 
 
Home
Edison <ul><li>Focused on inventing a lightbulb </li></ul><ul><li>The problem was that the wire inside the bulb didn’t las...
World records <ul><li>Slavisa Pajkic  set the record for the  fastest time to boil water through body </li></ul><ul><li>he...
 
 
 
How to be green <ul><li>Use wind energy </li></ul><ul><li>Use sun energy </li></ul><ul><li>Use energy –saving bulbs </li><...
Use wind energy
Use sun energy
Use energy –saving bulbs
<ul><li>THE END </li></ul>
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Electricity

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Electricity student project
www.eltisi.com - Language & Translation Centre
ELTISI - Skola Stranih jezika Novi Sad

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  • Electricity

    1. 2. What is electricity? <ul><li>the flow of electrical power </li></ul>
    2. 3. Why is it impotant? <ul><li>At home for heating, cooking,lightning </li></ul><ul><li>At work for computers,printers,faxes </li></ul>
    3. 4. Where does it come from? <ul><li>oil , nuclear power , coal , natural gas , the sun , or other natural sources.  </li></ul><ul><li>Water and wind  are other sources of energy, called mechanical energy . </li></ul>
    4. 7. Who invented electricety Electricity was not invented by one person, but its modern day use is the result of the work of inventors, scientists, and researchers
    5. 8. Important people for electricity <ul><li>Nikola Tesla </li></ul><ul><li>Edison </li></ul><ul><li>Slavisa Pajkic </li></ul>
    6. 9. Nikola Tesla <ul><li>Nikola Tesla </li></ul><ul><li>was born in Smiljan in 1856 and died in New York City January in 1943. </li></ul><ul><li>Inventions: a telephone repeater, rotating magnetic field principle, polyphase alternating-current system, induction motor, alternating-current power transmission, Tesla coil transformer, wireless communication, fluorescent lights, and more than 700 other patents. </li></ul>
    7. 12. Home
    8. 13. Edison <ul><li>Focused on inventing a lightbulb </li></ul><ul><li>The problem was that the wire inside the bulb didn’t last long. </li></ul><ul><li>Born in 1847 and died in 1931 </li></ul>
    9. 14. World records <ul><li>Slavisa Pajkic set the record for the fastest time to boil water through body </li></ul><ul><li>heat ed a 15 ml cup of water to 97 degrees c in 1 min 37 seconds </li></ul>
    10. 18. How to be green <ul><li>Use wind energy </li></ul><ul><li>Use sun energy </li></ul><ul><li>Use energy –saving bulbs </li></ul>
    11. 19. Use wind energy
    12. 20. Use sun energy
    13. 21. Use energy –saving bulbs
    14. 22. <ul><li>THE END </li></ul>

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