Pop Rocket Investigation 20 Feb 2017

When a soluble Vitamin C tablet is dropped into water a chemical reaction takes place: the tablet effervescent as it dissolves and carbon dioxide is released. This is an irreversible change. If the CO2 is trapped inside a sealed container (a 35mm film canister) pressure builds up inside the container until the lid pops off

The children in Tamar investigated the factors that might affect the time it takes for a rocket to ‘pop’, or the distance a rocket could travel. What an exciting lesson! Watch a video by clicking the link below: