Time elapsed, denoted as t, refers to the duration or period that has passed since an event started or since another reference point.
Imagine time elapsed as counting down seconds on a stopwatch. It measures how much time has passed since you pressed start and gives you information about how long something has been happening.
Average Speed: Average speed is calculated by dividing total distance traveled by total time taken.
Instantaneous Velocity: Instantaneous velocity represents an object's velocity at any given moment in time.
Periodic Motion: Periodic motion refers to any type of repetitive movement that occurs over regular intervals of time.
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