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Benjamin franklin.

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Presentation on theme: "Benjamin franklin."— Presentation transcript:

1 Benjamin franklin

2 Benjamin franklin Franklin was an American by birth. He was born in Boston Massachusetts, on January 17. Since 1706, his original profession. As a publisher of a newspaper in a London, England, he worked diligently. And responsibility Make employers trust Subsequently promoted to publisher in recently, he wrote and published the book sells itself. It appears that he has been warmly welcomed by readers. Franklin is enjoying this new career change while it is turned to an accountant.

3 Benjamin franklin He does not like his name backboard account. Then he turned to a scientist, Benjamin Franklin's interest in electricity. He's crazy about it until it became an inventor and electricity. And he is very proud. Lightning protection equipment Or lightning rod

4 Benjamin franklin Benjamin Franklin knew that the air have the electric and to know that he conducted since 1749 by the mainline while the rain starts to come. His kite off the frame with a satin instead of paper. Barb on the end and tie the key. And ends with ribbon Enough rain over the wet, it becomes a good conductor of electricity when electricity flows from the cloud as a key attached to the string. Electricity in the air is the key reaction.

5 Benjamin franklin He took the keys to Mote gunpoint. Straw will float to the keys. When he dropped the key plotlines to the ground. It is sparks between the keys on the ground.

6 Benjamin franklin The results of such experiments is that Benjamin Franklin was aware of the causes of lightning, thunder and lightning, which caused the electricity in the atmosphere. And the fact As shown his own way. Give him an idea invented the lightning rod, lightning protection, high buildings or structures.

7 Benjamin franklin  Benjamin Franklin is the long life of 84 years passed away on 17 April 1790 at Philadelphia.

8 Benjamin franklin The reputation of the mighty he is inventing the lightning rod.

9 THE END


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