Inquiry Project

How has hot air been used in different

Contents • • • • •

Early known Steam history First hot air balloon First steam powered car First steam boat bibliography

Early Steam history • Earliest record of steam power goes back to 75 AD I Alexandria • Mathematician “Hero”, Alexandria Greece • Wrote 3 books on properties of air • Had plans to make steam engines • 14th century monk from England recorded an account of seeing goat skins flying when placed near steam from soup.

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History of the first Hot Air balloon 1782 France, Joseph Michel Montgolfier filled silk bag with hot air It rose to the ceiling because air in the bag was less dense than air around it April 25, 1783 Joseph and his brother Jacques Etienne built a larger bag filled with hot air from a fire They put several farm animals in the basket, then they created a bigger model, on November 21, 1783 in Bois de Boulage Paris they launched a 70 foot balloon They lifted 3000 feet and stayed in the air for 28 minutes travelling 5 miles controlling

First Steam Powered Car • First Automobile theory started with Leonardo Da Vinci and Isaac Newton • First self-propelled road vehicle was created by French engineer and mechanic, Nicholas Cugnot • He used a steam engine to propel it • The vehicle was later used to move artillery for the French

First Steam Boat • 1769, Scotsman James put a patent on an improved version of the Steam engine that lead the Industrial Revolution • The idea of using steam to propel boats first came after James Watts new engine • Steam boats became popular in America in 1787 when John Fitch tested his forty five foot steamboat on the Delawore River on August 22, 1787

Bibliography • • • • • •

http://inventors.about.com/library/weekly/a http://inventors.about.com/library/inventors http://science.howstuffworks.com/steam-tec http://inventors.about.com/od/italianinvento http://www.sussexsteam.co.uk/Hero1.jpg http://www.airtoairafrica.co.za/images/hisba