It's known as "doing the motor boat", or "motor boating".
See the movie Wedding Crashers for a great scene further explaining this term.
you tell them whats going on in your life
it might be your parents having you know what
That depends on what you mean by "shaking". Different parts of Earth are 'shaking' all the time, and this is normal and expected. If you mean the entire planet, rapidly oscillating between two opposite directions, no, there is nothing that could possibly cause this.
Women have breasts because, in the womb, genes tell the embryo that it's going to be female. Female animals have breasts to store milk for their young.
take her to the vet
When u feel the ground is shaking, idiotss !
If you're not on it already, try going on birth control. It happens to many women when they first start on birth control that your breasts may go up a full size. If you are already on birth control, try going on another one. The difference between the two sometimes has the same reaction from your body as first going on birth control does. But if you are changing birth controls, or are going on it the first time, make consider your options and make sure with your doctor which one is the best for you.
where is it shaking in the steering wheel or in the seat? shaking at certain speeds can be caused by a busted belt in a tire
check iac.
its where it started from so there is going to be more pressure there
When you 2 go to the car movies and she says "are we just going to sit here or are we going to do this".
its where it started from so there is going to be more pressure there