Lesson: Feynman Diagrams Physics • 9th Grade

In this lesson, we will learn how to interpret Feynman diagrams and how to determine which interactions are possible using Feynman diagrams.

Lesson Video

Q1:

Which of the following Feynman diagrams shows a muon decaying into an electron and two neutrinos via the weak interaction?

Q2:

Is the interaction shown in the Feynman diagram possible? If not, why not?

Q3:

The Feynman diagram shows a neutron undergoing beta decay. What particle is represented by in the diagram?