Survey
* Your assessment is very important for improving the workof artificial intelligence, which forms the content of this project
Download Document
Transcript
By: Melissa • Invented during the T’ang dynasty • In China fireworks were shaped like dragons • The dragon’s head was 5 feet long • First use was for entertainment • Used against Mongol invaders in 1279 • A cook in China found the mixture for fireworks to explode • The fuse ignites the coarse gunpowder charge • Gases that stream out of the paper tube propels the rocket into the air • When firework is at the highest point the coarse gunpowder charge ignites the finer one • The explosion breaks up the rocket into small firecrackers making color • Today fireworks are used for fun and celebration • In ancient China first used for entertainment and then used to scare away enemies • Were used effectively to tell people they were in trouble • Scared away enemies • Used for celebrations • Used for Independence Day (a big part of Independence Day) • “Fireworks” World Book Encyclopedia, 1997 ed. • “Fireworks” Available: http://library.thinkquest.org/23062/frameset. html (March 25, 2001) • “Warfare” Available: http://library.thinkquest.org/15384/history/ (March 26, 2001)
