This DIY project shows you how to build a rubber band-powered toy car using easy-to-find materials. Watch step-by-step as we craft a fun, functional car that moves with the power of a rubber band.

Consider Example 4.D.3 from the lecture book. Here, a disk of mass is tied to a rubber band, with the opposite end of the rubber ban being tied to a peg at A. The disk is set into motion at the ...

which takes that rubber tree sap and makes an elastic band into the main fuel source for the battery, which weighs about 200 pounds and is the size of a large suitcase. “When the battery is ...