Electromagnetic radiation is generated from all of the following $\underline{\text{ EXCEPT. }}$
A)the joining together of protons and neutrons through fusion.
B)molecules' electrons and bonds that vibrate.
C)changes in the energy level of the electron.
D)unconfined waves that radiate out in all directions.

Question

Electromagnetic radiation is generated from all of the following $\underline{\text{ EXCEPT.  }}$ 
A)the joining together of protons and neutrons through fusion.
B)molecules' electrons and bonds that vibrate.
C)changes in the energy level of the electron.
D)unconfined waves that radiate out in all directions.

Quizplus · Accepted Answer

Unconfined waves that radiate out in all directions are a description of how electromagnetic waves propagate, not how they are generated.

Electromagnetic Radiation Is Generated from All of the Following EXCEPT. ‾\underline{\text{ EXCEPT. }} EXCEPT. ​

Electromagnetic Radiation Is Generated from All of the Following $\underline{\text{ EXCEPT. }}$