How Does This Experiment Help Us Understand Vibration?

[john c3na]

How does this experiment relate to vibration?
he doesn't explain it well

 

[DaveC426913]

Did you watch it right to the end?

 

[john c3na]

Did you watch it right to the end?

yea

 

[john c3na]

Did you watch it right to the end?

what i mean is what is the physics behind it lol

 

[DaveC426913]

Well, what do you see happening? Describe it.

 

[davenn]

cool experiment