Vacuum Bazookas and Custard Fireballs

  • Posted on: 6 February 2017
  • By: dave

Looking at the forces gasses can apply, how a hot air balloon works, why flames, rise, how hurricanes work, and how to make a fireball from custard powder.

It looks at:

  • Vacuums, and how suction works.
  • What happens to the size of gasses as you change the pressure
  • How this explains how hot air balloons work
  • How changing the volume of a gas affects its temperature
  • What happens when you liquify a gas, and let it evaporate.

This show requires hosts to help us source liquid nitrogen.