Gravity and Weightlessness: Measuring G's

Gravity constantly grabs things and pulls them toward Earth’s center. In fact, that’s why things have weight. But how do you get into a weightless situation? Try riding a rollercoaster...or even an elevator!

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Ideal for Grades: 3 - 6
Duration: 15-minutes
Closed Captioned
Producer: Children's Television Workshop
Series #509
Series title: 3-2-1 Classroom Contact