Difference between revisions of "Forest PHYS100 Chapt2"
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==Average speed== | ==Average speed== | ||
| − | Average speed is the ratio of your DISTANCE divided by the time to travel that distance. | + | Average speed <math>(s)</math> is the ratio of your DISTANCE <math>(d)</math> divided by the time <math>(t)</math> to travel that distance. |
| + | We can write a formula to express the definition of speed using the above abreviations for speed, distance, and time | ||
| + | |||
| + | :<math>s = \frac{d}{t}</math> | ||
==Instantaneous speed== | ==Instantaneous speed== | ||
Revision as of 14:14, 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 your DISTANCE divided by the time 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.