Competitors use a variety of simple machines to answer questions about force and motion. Competitors may see stations similar to this in a variety of Olympiad events, such as Physics Lab, Simple Machines, Newton's Notions, or measuring events.
Get Inspired! Check out this Honda commercial, called "The Cog" that uses parts from a Honda with basic physics to create a Rube Goldberg device. There was no camera trickery or editing involved, it took over 600 takes to film. It's fantastic!
Practicing simple physics, measuring time and distance to determine velocity, and repeating with slight variations.