Quantum Physics - Review Crossword 4.5 / 5 based on 2 ratings ? PhysicsQuantum physicsASAQA Created by: SilentSolitaireCreated on: 30-11-18 17:20 73241109658 Across 1. Atoms have ..... energy levels. (14) 5. Frequency time Planck's constant equals... (6) 6. To diffract through a gap, the width of the gap must be of the same order of magnitude as the De ........ Wavelength. (7) 7. Wavelength equals speed over .... (9) 8. Proof that light behaves as a particle: the ........ effect (13) Down 2. What is the coating on the inside of a fluorescent light? (10) 3. When a mercury atom de-exites, what type of photon does it give out? (11) 4. The stable energy level of an electron is called the ...... state. (6) 9. What causes the excitation in mercury atoms? A ..... being applied across the tube. (7) 10. An electron gains energy and leaves an atom. (10)
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