12 November 2015

Measuring acceleration - Couple of videos

Using a mass over a pulley and a light gate to measure the acceleration due to gravity.


 or using the old fashioned ticker tape timer to measure the trolley accelerating down a slope

Childhood – What Is It, and Has It Changed?

  Childhood – What Is It, and Has It Changed? What exactly is childhood ? It sounds like a simple question, but in Sociology , childhood i...