• QUESTIONS BEFORE LECTURE 32

now think about these

• Relate h to action A.
• Relate action to phase space.
• What was Bohr's explanation of why there is no death spiral?
• Give the quantization rules for orbit n for action, energy, size of orbit.
• Relate the Balmer series of visible hydrogen light we saw with the diffraction gratings to transitions of electrons in hydrogen atoms.
• What kind of photon liberates the ground state electron?
• What kind of photon is given off in transitions from excited states to the ground state of energy?