Interactive Science exhibits, ideated and fabricated to inclucate and invigorate the young minds about Science !!
Keep the ball at the top of the path and allow it to roll down. Observe the ball when it moves to the lower loop.
What did you observe?
Acceleration of the ball increases when it moves to the lower loop.
The science behind it :
The difference in the pace of ball is caused by the acceleration due to gravity exerted on it continuously.