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

Why Does Salt Dissolve in Water but Not in Acetone?

  Why Does Salt Dissolve in Water but Not in Acetone? The Simple Experiment That Opens Up a Big Part of Chemistry Sometimes the most importa...