To download video: Right click on the following button and select "Save Link As"
To download mp3 (audio): Click "Download mp3" button
Get 75% off NordVPN with this link: https://nordvpn.com/steve and use the promo code steve to get the first 30 days free.
Quartz watches have a tiny crystal tuning fork inside that vibrates at 2^15 Hz and there's a really clever reason for that. This video also talks a bit about how mechanical watches work.
CORRECTION: Ok, so I actually hung 16 flip flops! So you do need 15. I'm an idiot.
The atomic clock video is here: https://youtu.be/l8CI3bs9rvY
The piezoelectricity video is here: https://youtu.be/wcJXA8IqYl8
You can buy my books here:
Buy nerdy maths things: http://mathsgear.co.uk
Copyright © 2019, All Rights Reserved!