Development of Atomic Bomb

Answer these questions in 3 pages.
Discuss the following questions:
1. How did the world come to develop nuclear weapons? (Short story of discovery of nuclear fission.)
2. What difficulties were overcome by scientists and engineers when building the atomic bomb?
3. What ethical consequences did the scientists involved have to consider while working on the atomic bomb?
4. State your opinions about justification of using the nuclear weapons. How do you see the future of using nuclear power.

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