leaking pen wrote:

velocity and speed simply mean the same thing.  teh only other term
ive heard, and it used to be prevelant among test pilots and
astronauts, was delta v.  (as in, the greek character delta, the
letter v)  as that means change in velocity.  other than that, no.
Harry's usage is pretty standard, I think. In physics textbooks and discussions it's reasonably common to define "speed" as the magnitude of "velocity", in which case "speed" is a scalar and "velocity" is a vector. But that usage is also somewhat casual and one typically defines it before using it that way to avoid confusing the reader.

It's also common to use "g" for the determinant of the metric tensor, where the tensor is written as "<bold>g</bold>" (or maybe it's the square root of the determinant). In that case "g" is a scalar and "<b>g</b>" is a tensor.

I can't think of any other examples off hand, though, and I can't think of a common name for the magnitude of the acceleration. But my knowledge of the field is pretty specialized (and limited).


On 6/10/05, Harry Veeder <[EMAIL PROTECTED]> wrote:
G-force implies a cause.
I am wondering if there is a descriptive term.

Harry


Christopher Arnold wrote:

G force

Harry Veeder <[EMAIL PROTECTED]> wrote: If the term for the magnitude of a velocity is speed does a special term
exist for the magnitude of an acceleration?

Harry



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