This site from NASA compares free falling motion to falling with air resistance. Discusses Galileo's experiment. Explains why we believe all objects free fall with the same acceleration.

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Concepts

acceleration, air resistance, gravity, inertia, kinematics, laws of motion, motion, terminal velocity

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Additional Tags

acceleration of gravity, free fall, leaning tower, galileo, newton, newton's first law, pisa

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Classroom Considerations

Knovation Readability Score: 5 (1 low difficulty, 5 high difficulty)

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