居里夫人简介(英语课件).ppt

The Scientist I Admire Most Contents was Marie Curie ? Who were her contributions ? What I admire her most? Why Who was Marie Curie ? Marie Curie (1867-1934) is a Polish-born French physicist and chemist. She is the first woman to win two Nobel prizes. The contributions of Marie Curie Work with Uranium Work with Polonium Work with radium Work with Uranium Discovered that if you have a certain amount of uranium, then you get a certain amount of ray intensity, no matter what you did to the material. Work with Polonium They called this new substance polonium in honor of Marie’s homeland. In July 1898 they extracted a new element that was even more radioactive than uranium. Work with radium Another new element was discovered that was over 1 million times more radioactive than uranium, it was named radium. Isolated pure radium metal. Radium is silver-white in color. In 1903 for their work with X-rays. In 1911 for her work with radium. Why I admire her most? Discoverer of the radioactive elements polonium and radium. As the first woman to win two Nobel prizes. Her moral qualities inspirit us. Her moral qualities motivate us. “The weak one sits and waits the opportunity; The powerhouse makes the opportunity. ” her early efforts Her mother was a pianist, singer, and teacher Her father was a professor of math and physics Her mother died of tuberculosis when Marya was 11 Her strength and confidence Life is not easy for any of us. We must work, and above all we must believe in ourselves. We must believe that each one of us is able to do something well, and that, when we discover what this something is, we must work hard at it until we succeed . Her unselfish dedication spirit Science belongs to mankind, I am to discover radium, and I should contribute it to the people. Her attitude to honor In all famous persons, the madam curie is the only person who isnt decayed by the honor. Late Life Marie died on July 14, 1934