CAIE A-Level Physics 22.3.2 Electron Diffraction

Practise interpreting electron-diffraction patterns as experimental evidence for matter waves and relating observations qualitatively to particle wavelength.

Exam points

describe and interpret electron-diffraction evidence for the wave nature of particles
relate diffraction observations to particle wavelength qualitatively

[Maximum number: 1]

State an effect, one in each case, that provides evidence for

the wave nature of a particle,

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22.3.2—And interpret qualitatively the evidence provided by electron diffraction question 1