Answer:
The navajo celebrates a baby's first laugh.
Following the U.S. example of vesting chief of state and chief of government powers in a single individual, Yeltsin was to act as his own prime minister. It was also stated that, mindful of Gorbachev’s fate, he would personally supervise the Defense and Interior ministries and the KGB. In addition, the bureaucracy was to be streamlined.
Answer:
b) the president of the Brotherhood of Sleeping Car Porters
Explanation:
Answer:
interstate commerce
Explanation:
it's the only answer that doesn't involve another country. (interstate isn't foreign)
Answer: Marie Curie studied the radiation of all compounds containing the known radioactive elements, including uranium and thorium, which she later discovered was also radioactive. She also found out that:
- you can exactly measure the strength of the radiation from uranium;
- the intensity of the radiation is proportional to the amount of uranium or thorium in the compound - no matter what compound it is;
- the ability to emit radiation does not depend on the arrangement of the atoms in a molecule; it must be linked to the interior of the atom itself - a revolutionary discovery!
When she realized that some uranium and/or thorium compounds had stronger radiation than uranium, she made the following hypothesis: there must be an unknown element in the compound which had a stronger radiation than uranium or thorium. Her work aroused the interest of her husband, Pierre Curie, who stopped his own research on crystals and joined the "detective work" with his wife. And Marie was proven right
