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Tilt a spinning bicycle wheel while you’re sitting in a swivel chair and—surprise—you’ll start spinning in circles, too. You can also witness the same phenomenon here by hanging a spinning wheel from its axle.
Where: Crossroads: Getting Started
When you set these pendulums swinging, the motion of each one affects the others.
Believe it or not, when objects roll downhill, it’s not their weight or size that determines their speed—it’s how their weight is distributed.
Pier 15 (Embarcadero at Green Street)San Francisco, CA 94111(415) 528-4444
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