| Title | Author | Created | Published | Tags | | ------ | ---------------------------- | ---------------- | ---------------- | ---------------------- | | Motion | <ul><li>Jon Marien</li></ul> | January 14, 2025 | January 14, 2025 | [[#classes\|#classes]] | # Speed (cont.) * _Rate_ is one quantity divided by another quantity\. * For example: gallons per minute\, pesos per dollar\, points per game\. * So average speed is the rate at which distance is covered over time\. * _Instantaneous speed_ is the speed at that precise instant in time\. * It is the rate at which distance is being covered at a given instant in time\. * It is found by calculating the average speed\, over a short enough time that the speed does not change much\. # Instantaneous Speed  The speedometer tells us how fast we are going at a given instant in time\.