In 1903, Marie curie won the Nobel prize for which of the following? A. She realized that pitchblende was more radioactive than uranium
B. She developed ways to separate radium from other materials
C. She and her husband discovered two new chemical elements, polonium and radium
D. She helped discover that radioactive materials are like threatening

In this unit, you read about transitions of power and the formation of newly independent nations in africa, asia, the americas, and the middle east. some of these transitions were peaceful, while others caused long-term instability. why do you think some countries were more successful than others with political transitions? what do you think were the biggest challenges facing newly independent countries? would it have been possible for leaders to prevent these problems before they happened? why or why not?

In part, amendment states that no person who has commited tenson or 180against the united states can hold public office,a[13th]b[15th]c[14th]

Which best describes the influence of the national revolutionary party on mexico after the revolution?