Difference between revisions of "Forest PHYS100 Chapt2"
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==Average speed== | ==Average speed== | ||
| − | Average speed <math>(s)</math> is the ratio of | + | Average speed <math>(s)</math> is the ratio of the DISTANCE <math>(d)</math> you have traveled divided by the time <math>(t)</math> it took you to travel that distance. |
| − | :<math>\mbox{Average Speed} = \frac{\mbox{Distance}}{\mbox{Time}}</math> | + | :<math>\mbox{Average Speed} = \frac{\mbox{Distance traveled}}{\mbox{Time traveled}}</math> |
We can write a formula to express the definition of speed using the above abreviations for speed, distance, and time | We can write a formula to express the definition of speed using the above abreviations for speed, distance, and time | ||
Revision as of 14:16, 30 August 2014
Chapt 2 Motion
Newton's Principia published in 1687 ( in latin and then 1726 in english).
Average speed
Average speed is the ratio of the DISTANCE you have traveled divided by the time it took you to travel that distance.
We can write a formula to express the definition of speed using the above abreviations for speed, distance, and time
Instantaneous speed
Speed at a given instant in time.