A selection of films suitable for use in the classroom presented by Derek Muller the from the ever popular Veritasium YouTube channel 



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Chain drop experiment

This video demonstrates how two masses, one free-falling and the other falling but attached to a chain, accelerate at different rates. Students are asked to make a prediction.

Slow motion video shows that the mass attached to the chain accelerates faster than the free-falling mass.  This because as the chain...

Does pressure melt ice

This video demonstrates how applying pressure to ice melts it, yet on removal of the pressure the ice re-freezes.  This is called regelation.

Experiments a cappella

A song that chants ‘experiments are how we test theories’. 

Fire syringe

This video demonstrates how adiabatic compression of air can produce enough heat to ignite cotton wool.  The auto-ignition temperature of cotton wool is approximately 400⁰C.  The video could be used to explain the way diesel engines work.