https://en.wikipedia.org/wiki/Vertical_axis
Cartesian coordinate system - Wikipedia
cartesian coordinate systemwikipedia
https://www.pbslearningmedia.org/resource/hawking_genius_ep01_dimensions/descartes-and-cartesian-coordinate-system/
Descartes and Cartesian Coordinate System | Genius by Stephen Hawking | Grades 9-12, 13+...
Descartes discovered a lot about the dimensions of length, width, and height without leaving his room. Learn more about these three dimensions and how we use...
genius by stephen hawkingcartesian coordinate system