![](https://www.mrsphysics.co.uk/advanced/wp-content/uploads/2020/12/relations-1024x756.png)
Here is a little video to remind you of the relationships required at AH. See below for updates
Please note
![](https://www.mrsphysics.co.uk/advanced/wp-content/uploads/2020/12/apparent-brightness-equation-300x151.jpg)
![](https://www.mrsphysics.co.uk/advanced/wp-content/uploads/2020/12/brightness-300x185.jpg)
![](https://www.mrsphysics.co.uk/advanced/wp-content/uploads/2020/12/luminoscity-300x71.jpg)
![Signature](http://www.mrsphysics.co.uk/bge/wp-content/uploads/2016/06/Signature-300x54.png)
Using John Sharkey’s Flash Learning this video covers the required Virtual CfE Advanced Higher Physics Equations. NB there are some updates to equations since this material was produced.