7. Particles, Waves, and     Paradoxes   Previous PageNext Page
    Questions


13. What evidence is there for the wave nature of light?

14. What are the fundamental units of light called? Is light made up of waves, or particles?

15. In the expression relating energy to frequency, what is the constant, h?

16. What evidence is there for wavelike behavior of matter?

17. If the speed of a beam of electrons is doubled, what happens to its wavelength?

18. To x-ray diffraction and electron diffraction, the structural chemist can add a third related technique, neutron diffraction. If a beam of electrons and a beam of neutrons are moving with the same speed, which has the longer wavelength? By approximately what factor?

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