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History 181B: Modern Physics

Worksheet 7
 

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Target date 3/21/03
Questions 1. The two lines of the "old" quantum theory dealt with _____________ and ______________. List a few scientists associated with each.
2. What was the commutation relation that Heisenberg discovered? How did it characterize the relation between classical and quantum mechanics?
3. Why was the first version of quantum mechanics called matrix mechanics?
4. Why was the second version called wave mechanics?
5. What was the relation between the two versions?
6. According to Born, how was Schrödinger's wavefunction to be interpreted?
7. State and explain Heisenberg's uncertainty principle.
8. Who created the Copenhagen Interpretation of quantum mechanics?
9. What was the meaning of Bohr's notion of complementarity?
Copyright © Cathryn Carson 2003