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whynotchemeng
whynotchemeng: Top Ten Flash Bang Demos
These ten videos from the Institution of Chemical Engineers, have been produced to provide fun and exciting demonstrations that are relevant to the Key Stage Four curriculum. The videos show the demonstration performed in front of a class, and show the reaction of the students to the demo.
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Singing Rods
This video from whynotchemeng shows ground rosin being used to cause resonance in an aluminium rod. If rosin is not available then it is possible to cause the resonance by striking the end of the rod with a hammer. The rod must be balanced on one finger halfway along the length to enable the rod to resonate. As...
Powder Flames
This video, from whynotchemeng, uses coffee whitener to demonstrate the flammability of small particles. Coffee whitener is mixed with iron filings and ignited in the air to show colourful flames. The powder must be poured from a height above the flame to enable mixing with the air and a good distance between the...
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| Subject(s) | Science, Physics, Practical work, Demonstrations, Chemistry |
|---|---|
| Age | 14-16 |
| Published | 2010 to 2019 |
| Published by | |
| Collections | |
| Direct URL | https://www.stem.org.uk/cx5rj |
