1. BENJAMIN
FRANKLIN

2. Who was Benjamin Franklin?
Why is he famous?

3. INVENTIONS
Humidifier
Speedometer

4. Inventions
Lightening rod
Bifocal Glasses
Glass harmonica

5. Hiswork in the death. of
His life and Declaration
•
Independence.
He was one of the founding fathers of the
•
United States
•He born in 1706 and he died in 1790.

6. Miguel Angel Carmona Lucero,
José Manuel Dávila Álvarez y
Julián Fernández

8. LEER
Who was Benjamin Franklin?
1)
He was a politician, scientist and inventor. He was one of the Founding Fathers of the
United States.
Why is he famous?
1)
He became famous because he formulated a theory of electrostatics and enunciated the
principle of conservation of electricity. Also he participated in the redaction of the
Declaration of Independence .
He was a great inventor.
He invented:
Humidifier: It is a device which is used to raise the humidity.
Speedometer: It is an instrument that calculates the distance traveled by a body.
Lightening rod: It is an instrument that attracts a ray and take you to land.
Bifocal Glasses: Are lenses that contain two types of magnifications.
Glass harmonica: It is a series of glass plates of different sizes and aligned horizontally to
play a melody.
Declaration of Independence
It contained a series of grievances against the British crown.
Founding fathers of the United States.
He was number 15 from a total of 17 siblings.