The cyclist who relies on the rear brake for general stopping can get by until an emergency arises, and, in a panic, he or she grabs the unfamiliar front brake as well as the rear, for extra stopping power.
View full size image. Marie Curie was a physicist and chemist and a pioneer in the study of radiation. She and her husband, Pierre, discovered the elements polonium and radium. Together, they were awarded the Nobel Prize for Physics in 1903, and she received another one, for Chemistry, in 1911.Her work with radioactive materials doomed her, however. She died of a blood disease in 1934.n 1911, after Pierreâs death, Marie was awarded a second Nobel Prize in Chemistry for her discovery of the elements polonium and radium. Later years. Marie continued to do research in radioactivity.
Madame Marie Curie's achievements include the creation of a theory of radioactivitytechniques for isolating radioactive isotopes, and the discovery of two new elements, â¦ polonium and radium.