World 12 · Rigid bodies: rolling, spinning and flipping · 10 min · PROWhy doesn’t the spinning wheel fall?
Torque, angular momentum and precession
PRO · Forces & Motion
World 12: Rigid bodies: rolling, spinning and flipping is part of PRO
The first world of Forces & Motion is free. PRO opens the other 50 lessons in 11 worlds — simulations, quizzes and all.
PRO includes
- All 26 labs — every world, every lesson
- Practice exams and certificates
$8.33/mo, billed yearly ($99.99) · or $39.99 monthly