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The Montgolfier Brothers

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Hibah Usmani

on 5 October 2013

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Transcript of The Montgolfier Brothers

The Montgolfier Brothers
Hibah Usmani
Presents:

Birth
Joseph-Michel, Born on 8/26/1740
Bibliography
inventors.about.com/od/astartinventions/ss/airship_2.htm
www.chm.bris.ac.uk/webprojects2003/hetherington/final/montgolfier_bros.html
www.britannica.com/EBchecked/topic/140413/Joseph-Michel-and-Jacques-Etienne-Montgolfier
english.tebyan.net/newindex.aspx?pid=132418
www.museumofflight.org/exhibits/montgolfier-brothers-balloon
www.4-flight.co.uk/montgolfieres
Before
Now
Jacques -Etienne, Born on 1/6/1745
Both born at Annonay, France
The Montgolfiers called the hot air balloon the "Montgolfiere" when it was invented.
Inspiration
Brothers dreamed of being with the clouds
Attempts
Joseph- paper envelope+steam= FAILURE!
Also wondered about force causing the smoke and sparks of a fire rise
Jacques- paper envelope+sulfuric acid+iron fillings=FAILURE!
Joseph- taffeta envelope+flame near open end=SUCCESS
What Did They Think?
They invented a new gas- called "Montgolfier Gas"
Actually
Air becomes buoyant when heated
Demonstrations
Marketplace of Annonay, France on 6/24/1783
9/19/1783, Versailles, France, carried rooster, duck and sheep
First human passengers, 10/15/1783
Lucky seven passengers, 1/19/1784
Death
Jacques died on 8/2/1799
Joseph died on 6/26/1810
Jacques lived 54 years
Joseph lived 70 years
Full transcript