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Springs and Stomachs

Springs and Stomachs

In this demonstration, learners investigate mass, gravity, and acceleration by dropping a wooden bar with a balloon attached to its underside, a mass suspended from it by rubber bands, and a sharp-pointed screw pointing upward from the top of the mass. This activity also helps learners understand why stomach muscles feel uncomfortable and tense during a free fall or on a roller coaster. Learners can also explore this concept by dropping a...

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