Practise and challenge your friends! Download the Water bottle Rockets PDF(378 Kb). Adobe Acrobat is required. SAFETY: This rocket uses air pressure to fling a bottle at high speed 20–50 metres.
Water exerts the pressure caused by its own weight and that of the air above it ... and so in all regular figures. In a bottle having a long narrow neck, the pressure is greatest on the base ...
IFLScience on MSN2mon
Shaking A Bottle Of Cola Doesn't Increase Its Pressure. So Why Does It Explode?When carbon dioxide is added to a sealed bottle or can containing water ... amounts of CO both in the air and in the liquid." ...
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