No dates are provided here as you will work through these lessons at varying speeds.
Here is a simple and useful video about Solar Energy https://youtu.be/bhcIJRdyrQg
How do Solar PV Panels work? https://www.youtube.com/watch?v=f8_NdUb8sjc
Here is a useful video which examine the advantages and disadvantages of Renewable Energy Sources -
https://www.nationalgeographic.com/environment/energy/reference/renewable-energy/