476.mp4 <Tested>

: You can use tools like DaVinci Resolve for professional editing or basic screen recording software that supports "Picture-in-Picture" to show your face.

: Explain how the device works and the role of each specific layer. 476.mp4

If you encounter issues creating or uploading your video, consider these general video editing and formatting tips: : You can use tools like DaVinci Resolve

: Describe the layers using an energy band diagram. 476.mp4