Teachers Notes

IB Physics: Teachers Notes

Another cheap experiment (as long as you have a computer). The whistles can be bought from a toy shop or Ebay, I use some nice wooden ones that cost about £1 each. The only other thing you need is a computer with Audacity installed, this is a free programme that is well worth getting to know, if your computer doesn"t have a microphone then you"ll need one of them too. The method described on the worksheet simply finds...

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