I have a problem with the concept of 'weight'...does a growing plant know it has weight. On Mar 1, 2012 5:25 AM, "johnlawrencereedjr" <[email protected]> wrote:
> What does a balance scale measure? What does s spring scale measure? > > Most will answer "weight" to both questions which we have defined as > [mg] mathematically. In both cases we use the device to compare > weight. The spring scale does measure weight [mg]. It is calibrated to > do that at location. > And requires recalibration at a change in. location. > > The balance scale does not measure weight. The balance scale compares > two pans of matter where [g] in [mg] acts globally on the scale and > contents such that the scale will balance at any location. The > balance scale compares mass. > > We use both to compare weight. It is convenient to measure atoms in > terms of weight. > > -- > You received this message because you are subscribed to the Google Groups > "Epistemology" group. > To post to this group, send email to [email protected]. > To unsubscribe from this group, send email to > [email protected]. > For more options, visit this group at > http://groups.google.com/group/epistemology?hl=en. > > -- You received this message because you are subscribed to the Google Groups "Epistemology" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/epistemology?hl=en.
