18
QuizMultiple Choice
Unit Test — Unit test
Question 18 • 26-27 LISD TX-Physics B-CR (rev. 5/25)
Wilam made a chart to summarize the results of experiments with the photoelectric effect.
Answer
A
The first result should state that frequencies of light that were lower than the frequency threshold of the metal could not eject electrons.B
The first result should state that frequencies of light that were lower than the frequency threshold of the metal could not eject electrons.C
The second result should state that as soon as light struck the metal, protons were ejected.D
The second result should state that as soon as light struck the metal, protons were ejected.E
The second result should state that just before light struck the metal, electrons were ejected.F
The second result should state that just before light struck the metal, electrons were ejected.G
The third result should state that the kinetic energy of the ejected electrons depends only on the frequency of the photons.H
The third result should state that the kinetic energy of the ejected electrons depends only on the frequency of the photons.