School of Physics Lecture Demonstration Manual

Mb-6 Jet Propulsion

Published: Thursday 09 March 2006 - Updated: Thursday 24 March 2011

Aim

To demonstrate that a rocket can be propelled forward, by gas being ejected out backwards.

Apparatus

Diagrams

Click on pictures to enlarge.

Jet Propulsion Diagram

Description

A soda bulb is inserted into the back of the rocket or the cart. Since the soda bulb is filled with compressed Carbon Dioxide gas, when pricked the ejection of the gasses propels the rocket or cart forwards.

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