Wave-Particle Duality of Electrons
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Questions and Answers

What is the phenomenon that demonstrates electrons behaving like waves?

  • Nuclear fusion
  • Compton scattering
  • Photoelectric effect
  • Electron diffraction (correct)

Which term describes the spreading of light into a spectrum?

  • Dispersion (correct)
  • Interference
  • Diffraction
  • Scattering

What distinguishes scattering from diffraction?

  • Scattering refers to light reflection, while diffraction is wave interference.
  • Scattering involves changes in energy, while diffraction does not.
  • Scattering involves the redirection of light, while diffraction involves bending around obstacles. (correct)
  • Scattering occurs with particles, while diffraction is limited to waves.

Which process can lead to the formation of interference patterns?

<p>Diffraction (C)</p> Signup and view all the answers

Which concept is NOT explicitly defined in the separation of wave behaviors?

<p>Refraction (D)</p> Signup and view all the answers

What evidence supports the wave behavior of electrons in experiments?

<p>Interference patterns produced in double-slit experiments (B)</p> Signup and view all the answers

Which term best describes the interaction where light changes direction due to an obstacle without changing its wavelength?

<p>Scattering (D)</p> Signup and view all the answers

Which phenomenon is characterized by the formation of distinct bright and dark fringes in a pattern?

<p>Interference (B)</p> Signup and view all the answers

What occurs when a wave passes through an aperture and spreads out instead of traveling in a straight line?

<p>Diffraction (A)</p> Signup and view all the answers

Which term describes the separation of light into its component colors as it passes through a prism?

<p>Dispersion (D)</p> Signup and view all the answers

Flashcards

Electron wave-like behavior

Electrons exhibit wave-like properties, demonstrated by interference and diffraction patterns.

Dispersion

Separation of light into different wavelengths.

Scattering

Light spreading in various directions when encountering particles.

Interference

Waves adding or canceling when overlapping.

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Diffraction

Bending of waves around an obstacle.

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Electron Diffraction

The bending of electrons around an obstacle, creating an interference pattern, indicating their wave-like nature.

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Electron Interference

When two electron beams overlap, they create interference patterns, indicating that electrons can interact like waves.

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Dispersion vs. Scattering

Dispersion is the separation of light into different colors based on wavelengths, while scattering is the spreading of light in all directions when interacting with small particles.

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Diffraction vs. Interference

Diffraction is the bending of waves around an obstacle, while interference is the superposition of two or more waves, resulting in constructive or destructive interference.

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Evidence for Electron Waves

Electron diffraction experiments demonstrate the wave-like nature of electrons by producing interference patterns similar to those observed with light waves.

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Study Notes

Group 3 Assignment

  • Cite experimental evidence showing electrons can behave like waves.
  • Differentiate between dispersion, scattering, interference, and diffraction.

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Description

This quiz explores the dual nature of electrons, citing experimental evidence of their wave-like behavior. Additionally, it covers key concepts such as dispersion, scattering, interference, and diffraction, helping students understand fundamental wave phenomena in physics.

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