Pre-class Exercise #15


Photons (or electrons) are incident on a double slit and pass through to a screen as shown.  The animations depict 5 sequential instants in time as the data is being collected.  Which of the following statements is false 


  Your Name:

  Your Answer:

  A. Initially, the distribution of impact sites appears nearly random.

  B. A single photon can arrive anywhere on the screen.

  C. As more photons pass through the double slit, an interference pattern emerges.

  D. Interfering photons are restricted from arriving at certain positions on the screen.

This Physlet was created by Mario Belloni and Wolfgang Christian.