2. STUDENT ONE
• Who discovered electricity?
The Greek philosopher Thales de Mileto, who was born during 630
to 550 BC, discovered electricity when he realized that amber
attracted some objects when it was rubbed.
• Where was it found?
It was found in the ancient Greece.
• When was it discovered?
It was discovered approximately in the year 600 BC.
3. STUDENT TWO
• What was the first application for electricity?
In the 19th century, scientists used steam machines, water wheels,
horses and people to make electricity work, but in 1829, Joseph
Henry invented a horseshoe shaped battery
• What was it used for?
It was used for people using it in everyday life.
• How long were it running?
Every time you connected it to an electricity conductor.
4. STUDENT THEE
• Which was one of the firs electric machines built?
The lightbulb
In 1879 by Thomas Edison , he was an American inventor.
He was born on February 11, 1847 in Milan, Ohio
6. THE FILAMENTS PREVENT
COMBUSTION¡¡
• The insulator is used :
For the elcetrical current , so it flows always in the same direction
though the filament , so it produces light.
The glass bulb is used , because it mantains heat , it would may
break if it was of plastic.
7. Where did the electrical consumed
energy came from?
• It is said that.....
Edison , first ,tried with CARBON and Platinium , but it did not
work
He retried with CARBON and it worked¡¡
It is said that it was on the 22nd of October , and it lasted around 13
hours.
