PhysicsMedicineChemistryBiology Madame Curie (Radioactivity) Isaac Newton (Laws of the universal Gravitation) Fleming (Penicillin) Louise Pasteur (germs) Watson & Crick (DNA) Mendeleyev (Periodic Table of elements) Charles Darwin (Evolution) Pavlov (Conditioned Reflex) The scientists in the 18th and 19th centuries. Albert Einstein (Theory of Relativity) Freud (Psychoanalysis) Nobel (dynamite)

Common qualities Aptitude for science work Aptitude for science work Good communication Good communication Ability to work with precision and accuracy Ability to work with precision and accuracy Ability to solve problems Ability to solve problems Ability to work well under pressure Ability to work well under pressure Ability to work as a team player Ability to work as a team player

Do you know? He was born on January 17, in Boston in Massachusetts, and was the tenth child and youngest son of the family. His father was a candle maker. When he was young, he was not very good at math. He was curious and loved to learn about new things but he had only less than three years of formal education. He invented lightning rod.( 避雷针 ) He helped set up America’s first city hospital. He also helped to found a new nation. He helped to write the Declaration of Independence. He was a successful businessman, an inventor, a writer, a scientist and a world-famous statesman.

After reading the text did you find out what this experiment prove? The experiment proved that lightning and electricity were the same.

1.In 1752 scientists already knew what electricity is. 2.Franklin was helped by a friend to do the experiment. 3. Franklin made the kite of silk because wet silk does not conduct electricity. 4.A condenser was used in the experiment to store electricity. 5.The key tied to the string was put into the door to stop the kite from flying away. T F F T F

incorrect incorrect correct correct

an experiment Aim? Preparation? Course? Result?

a kitewoodhandkerchief silk string metal

Processes Step 1 Step 2 Step 3 Step 4 Fix a piece of sharp metal to the kite Fasten a key to the end of the string Tie a ribbon to the string Fly the kite when a thunderstorm appears

Materials Usage Usage A silk hankerchief A sharp piece of metal To attract lightning A silk ribbon Dry silk doesn’t conduct electricity A kite A key A condenser Thunderstorm To last long in rainy weather To attract lightning Direct the elctricity towards the condenser To collect and store electricity To produce lighting

Result: The experiment was __________.

Franklin ’ s famous kite experiment Time: People: weather purpose The things needed The steps: June 1752 Franklin and his son Thunderstorm, rainy day To prove lightning and electricity are the same A kite, a key, some bad weather, a condenser First …… Second …… Third ……

outline the description of the experiment the needed materials the steps of the experiment Para Para 4 Para 5---6

Is it dangerous for Franklin to do the experiment ? Why? If something went wrong,he could be killed by the lightning.In fact it was life-dangerous.

How can we make a kite? build…tie…toadd…to tie…to First, fix… Second, fasten… Third, tie… Fourth, fly…

Title Experimenter ’ s name Purpose Procedure Results Conclusion

If you would not be forgotten,as soon as you are dead or rotten,either write things worth reading,or do things worth the writing. If you would not be forgotten,as soon as you are dead or rotten,either write things worth reading,or do things worth the writing Benjamin Franklin Benjamin Franklin