Lesson Plan 18: Making a vortex cannon
Making a vortex cannon (Page 91 of the Teacher's Pack)
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Suitable for: 11-16 years
Curriculum and learning links:
- Extra-curricular study
- Describe what turbulence is
- Describe how to make a vortex cannon
Clip 53: Smoke rings - Liz creates smoke rings in a simple demonstration.
Clip 54: Vortex challenge - Jem introduces his challenge to build a Vortex Cannon which creates a vortex of air that travels faster than the speed of sound.
Clip 55: Vortex cannon - Jem creates a prototype of the Vortex Cannon powered by air and acetylene to knock over a bottle at 20ft. He then scales up the prototype over 150 times and uses 150 litres of exploding acetylene and oxygen to create a vortex ring so powerful that it can knock over a wall of bricks.
Clip 56: Plugholes - Dr Yan investigates whether your location on Earth affects the direction that water swirls down a plughole.
Clip 57: Making vortex cannons -Jem discusses the theory, history and dangers of vortex cannons.