STEM Lessons for College Students

Newton’s 2nd Law of Motion (Knowledge Box #4)

Isaac Newton’s second law of motion is one of the most universally recognised equations of all time, possibly second only to e=mc^2. Using this beautiful formula, we can deduce exactly why objects of different masses will accelerate towards the earth at the same rate during free-fall. It gets a bit mathsy, but stick with it.

This video couldn’t have been filmed without the help of Mattie McDonagh of the YouTube channel Swish. I hope you will all hop over to his channel and subscribe:



Hammer/Feather Drop (Original Video):

Veritasium’s ‘Misconceptions about falling objects’:

More On Newton’s Second Law:


Knowledge Box:

Twitter: @TheKnowBox

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