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Practice: Electron Diffraction and Microscopy

Which of the following statements is true of scanning electron microscopes but not of other types of microscopes?

  • AThe internal structure of objects can be imaged.
  • BElectric, magnetic, and electromagnetic lenses are parts of the microscope.
  • CElectron diffraction is used in image formation.
  • DElectrons that pass from the imaged object to the microscope by quantum tunneling are used in image formation.
  • EElectrons scattered from the imaged object are used in image formation.

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