Have you ever thrown your spare change into a coin vortex like the one we used to have in the gift shop at ECHO? When you put a coin in this, the coin spins around and around until eventually it ...

The tornado in a bottle experiment explores the concept of centripetal force. This is an inward-facing force that pulls the water within the bottle toward the center of the circular path. This inward ...

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With a hoop and a glass of water, Steve Spangler demonstrated centripetal force with an in-studio experiment.