Physical Science Chapter 15

22 Questions | Total Attempts: 33

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Chapters Of Physical Science Quizzes & Trivia

Physical science. Yes.


Questions and Answers
  • 1. 
    The more you know about an object's position, the more you know about it's momentum.
    • A. 

      True

    • B. 

      False

  • 2. 
    Matter has both wave an particle properties.
    • A. 

      True

    • B. 

      False

  • 3. 
    Electrons can form interference patterns, just as light can. 
    • A. 

      True

    • B. 

      False

  • 4. 
    It is impossible to predict exactly where an electron will strike the screen after passing through two slits in a double-slit experiment. 
    • A. 

      True

    • B. 

      False

  • 5. 
    An object's momentum is the only property associated with probability waves. 
    • A. 

      True

    • B. 

      False

  • 6. 
    If moving slowly enough, small objects can have wavelengths that reach macroscopic dimensions. 
    • A. 

      True

    • B. 

      False

  • 7. 
    The likelihood of detecting a particle as it travels through space.
  • 8. 
    The more you know about the position the less you know about momentum, and the more you know about momentum the less you know about position. 
  • 9. 
    Phenomenon that creates areas of high probability where the electron will strike the screen
  • 10. 
    Phenomenon that creates areas of low probability where the electron is unlikely to strike the screen 
  • 11. 
    Postulates a universe where actions do not lead to pre-determined effects 
  • 12. 
    The physical world continues on a predetermined course once set in motion 
  • 13. 
    The likelihood of detecting a particle at a given location 
  • 14. 
    Louis de Brogile proposed that matter has the same _____________ duality as light 
  • 15. 
    To see interference patterns in an electron two-slit experiment, the slit's spacing needs to be about the same size as an electron's _____________
  • 16. 
    The product of the uncertainty of an object's position and momentum is always greater than or equal to ______________
  • 17. 
    When an electron is moving, it's ____________properties are manifest 
  • 18. 
    When an electron is detected, its _________properties are manifest 
  • 19. 
    If the speed of a particle increases, its wavelength
    • A. 

      Decreases

    • B. 

      Increases

    • C. 

      Stays the same

    • D. 

      Could increase, decrease, or stay the same

  • 20. 
    Which of the following could not form a diffraction pattern in a double-slit experiment 
    • A. 

      Visible light

    • B. 

      X-rays

    • C. 

      Ultraviolet light

    • D. 

      Electrons

    • E. 

      All of the above could form diffraction patterns

  • 21. 
    For which phenomenon would the Heisenberg Uncertainty Principle be a significant consideration in describing motion?
    • A. 

      Electrons in atoms

    • B. 

      Planets in orbit around the sun

    • C. 

      The space shuttle in orbit around Earth

    • D. 

      Billiard balls on a pool table

    • E. 

      Brownian motion of dust particles in the air

  • 22. 
    Macroscopic objects don't show interference effects because
    • A. 

      Quantum mechanics doesn't apply to big objects

    • B. 

      They are larger than the wavelength of light

    • C. 

      Their wavelengths are too short

    • D. 

      They can't fit through small slits

    • E. 

      They don't have wave properties