Something is wrong with your feet you should get that checked out! :)
I set my cell phone to vibrate.
Well, it can vibrate very fast.
pencils vibrate when someone moves it or shakes it.pencils also vibrate when there's an earthquake.
They vibrate in a direction perpendicular to the direction of propagation of the wave.
When a body freezes, its particles vibrate in place.
Sometimes if screws are loose, then they could vibrate when you play, blow on the flute. If the tuning cap isn't screwed on all the way, then that can vibrate when playing.
sometimes it all depends
Only sometimes, most of the times: Yes.
Sometimes they do walk on their feet but sometimes they walk on all fours.
Tires out of balance, worn driveline, bad tie rod/suspension parts. Sometimes, it is just the pavement causing a vehicle to vibrate.
They vibrate as a sign of seeking affection. To return this affection, vibrate back, put your head by their chest, and gently pluck at their chest feathers with the soft part of your fingertips.
Loose motor mounts.
It has to vibrate.
vibrate is somthink
No. The only Apple products that vibrate are the iPhones
sometimes even 5 feet
it cause it to vibrate!