Feynman Diagrams

Question 1

What goes on the X axis?

Answer 1

Space (separations)

Question 2

What goes on the Y axis?

Answer 2

Time

Question 3

Describe the Feynman diagram for B- decay.

Answer 3

|   \                     /
|     \  p             / B-
|       \    W-     /
|       /~~~~~~------------
|     / n                v-
|   /                   
|\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_

Question 4

Describe the Feynman diagram for B+ decay.

Answer 4

|   \                     /
|     \  p             / B+
|       \    W+    /
|       /~~~~~~------------
|     / n                v
|   /                   
|\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_

Question 5

Describe the Feynman diagram for electron capture.

Answer 5

|   \                     /
|     \  n             / ve
|       \    W+     /
|       /~~~~~~\
|     / p            \ e-
|   /                   \
|\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_

Question 6

What is W-?

Answer 6

Weak interaction particle.