Again helping my daughter with school stuff. I must say my knowledge of physics turned out to be a bit fuzzy, but hey, it’s been 30 years…
Creative Commons Attribution-Noncommercial-No Derivative Works 3.0 License
Again helping my daughter with school stuff. I must say my knowledge of physics turned out to be a bit fuzzy, but hey, it’s been 30 years…
Creative Commons Attribution-Noncommercial-No Derivative Works 3.0 License