RENAISSANCE inventions

The clock

• The clock was a very important invention still used today to tell time
• The clock was invented by a man named  Filippo Brunelleschi  in Florence , Italy, in 1410
• Filippo created the first portable clock
• Before the first portable clock there were only the big clocks in houses
• This made it easier for everyone so people did not need to go home 

Gunpowder and Artillery

• rockets were launched as fireworks and weapons in China in the early 1230's.
• gunpowder affected how war was fought,it used to be hand to hand combat
• so when someone got hit it was more life threatening  
•  you did not have to be close to kill now because of the power of the guns
• This later affected medicine because injures were more serious 

Eyeglasses and Spectacles

• In the painting of Leo X, he was often seen wearing concave lenses 
• convex and concave lenses first used as vision correctors in about 1280, in Florence, Italy.
• From the development of these lenses came development of the microscope and telescope

Printing Press

• Invented in 1436 by a 39 year old German man named Johann Gutenberg
• before the printing press monks had to hand copy everything
•  the books were expensive because there were not many of them made  
• this invention helped produce the first mass production of the bible
• which got published in 1456 in Mainz, Germany.

microscope

• the microscope invented in 1590 by Zacharias Janssen and his father in Holland.
• The microscope was used for viewing things too tiny to be seen by the naked eye.
• It used concave and convex lenses to bend light and greatly enlarge images
• Anton van Leeuwenhoek was the first to study bacteria using a microscope
• scientists and inventors went against common knowledge and belief, many were ridiculed and some were even punished

The Match

• Robert Boyle invented the match in 1680 
• fire could be made by rubbing sticks together or by striking flint to steel
• Boyle discovered that when phosphorus and sulfur were rubbed together they would burst into flame
• matches were not very safe, because sometimes they accidentally went up in flames while in a pocket
• this invention led to your modern safety match many years later.

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