1. By Niam Class:5KP Science:5HL

2. Introduction In the following slides you will find information about four famous scientists. They are William Henry, James Prescott Joule, John Dalton and Ernest Rutherford...

3. William Henry 1774 to 1836

4. William Henry (Facts) William Henry was born on the 12 th of December, 1774 in Manchester and died on the 2 nd of September 1836. He was an English Chemist and he was the son of Thomas Henry. what is now called Henrys law, which states that the amount of a gas absorbed by a liquid is in proportion to the pressure of the gas above the liquid, provided that no chemical action occurs.

5. James Prescott Joule 1818 to 1889

6. James Prescott Joule (Facts) James Prescott Joule was an English physicist and brewer. He was born on the 24 th of December, 1818in Salford and died on the 11 th of October, 1889 in Sale. James invented the unit of measurement called the Joule and also got help from William Thompson.

7. John Dalton 1766 to 1844

8. John Dalton (Facts) John Dalton was an English chemist, meteorologist and physicist. He was born on the 6 th of September 1766, Cockermouth and died on the 27 th of July 1844, Manchester. He invented the atomic theory and introduced the basic concepts on which the modern periodic table is based.

9. Ernest Rutherford 1871 to 1937

10. Ernest Rutherford (Facts) Ernest Rutherford was born on the 30 th of August, 1871, Brightwater and died on the 19 th of October, 1937, Cambridge. He was a British chemist and physicist who became known as the father of nuclear physics. Albert Einstein called him “a second Newton,” due to his great invention.

11. THANK YOU FOR WATCHING!!!