https://phet.colorado.edu/sims/html/projectile-motion/latest/projectile-motion_en.html[br]https://www.wired.com/story/5-of-the-best-demos-of-projectile-motion-and-its-quirks/[br]https://mathbitsnotebook.com/Algebra1/Quadratics/QDprojectilemotion.html[br]https://www.radford.edu/rumath-smpdc/Performance/src/Adam%20Keith%20-%20Projectile%20Motion%20and%20Quadratic%20Functions.pdf[br]https://www.mesacc.edu/~scotz47781/mat120/notes/projectile_motion/projectile_motion.html[br]https://www.brainfuse.com/jsp/alc/resource.jsp?s=gre&c=36714&cc=108826