4
lesson pretestMultiple Choice

Pretest

Question 4 • Physics

As part of the photoelectric effect, which of these is responsible for the pixels in an image on a digital camera?

Answer
A
accumulated electrons that are ejected by the image sensor
B
accumulated photons that are ejected by the image sensor
C
accumulated electrons that are absorbed by the image sensor
D
accumulated photons that are absorbed by the image sensor
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