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Search results 231 - 235 of 235 matching essays
- 231: Diffraction And The Debye-Scherrer Camera
- ... w2Acos(wt + f) A wave can be thought of as a disturbance. A wave is perhaps the first concept in which the motion considered is not that of matter but of energy propagated through matter. (Einstein cited in Serway) In the case of electromagnetic waves, there is absolutely no matter to consider. No matter in the form of a medium is necessary in order for electromagnetic waves to travel. Light waves ...
- 232: Nuclear Strikes
- ... and uranium needed to make nuclear weapons to kill masses of people. This is kind of the history of the nuclear & atomic bomb: (all from Williams) The first atomic bomb was thought up by Albert Einstein in the late 30's. In 1942 Enrico Fermi brought about first nuclear reaction with isotope Uranium 235. From this the Manhattan Project was brought about and took place in Los Alamos, New Mexico. Then ...
- 233: The Manhattan Project
- ... atomic bomb and came up with the basis to the project. He was obsessed with the fear that the Nazis would build the atom bomb first. He got together with some of his friends including Einstein who talked to Roosevelt. Roosevelt approved the project in 1939 Physicists from 1939 onward conducted much research to find answers to such questions as how many neutrons were emitted in each fission, which elements would ...
- 234: The Manhattan Project
- ... and many US scientists expressed the fear that Hitler would attempt to build a fission bomb. Frustrated with the idea that Germany might produce an atomic bomb first, Leo Szilard and other scientists asked Albert Einstein, a famous scientist during that time, to use his influence and write a letter to president FDR, pleading for support to further research the power of nuclear fission (Badash 237). His letters were a success ...
- 235: The History And Contributions
- ... many difficult questions of the time. Without geometry, the study of astronomy would have been almost impossible, and vice versa. Even though many Greek theorems and principles were later built on by geniuses such as Einstein and Lobachevsky, the basis still remains the same. The development of Greek geometry is said to be started by Thales of Miletus. Thales came from Egypt with a number of geometric principles that the Greeks ...
Search results 231 - 235 of 235 matching essays
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