Day 18: Gravitational Force in VPython
AP Physics C: Students programmed a visualization of gravitational force between a spacecraft and a planet. It’s a great exercise that helps emphasize its vector nature, where the negative sign in the universal gravitational force equation vibes from, and unit vectors.
Bonus: The screenshot is taken from my phone! Glowscript (a web-based version of VPython) works in the Chrome browser on my Android 4.2.2 phone.