Gizmo Student Exploration : Crumple Zones

Student Exploration: Crumple Zones Vocabulary: acceleration, airbag, collision avoidance system, crash test dummy, crumple zone, force, kinetic energy, Newton’s laws of motion, safety cell, seat belt, work, work-energy theorem Prior Knowledge Questions (Do these BEFORE using the Gizmo.) Two burglars run down an alley at night, trying to escape the cops. Jack is carrying a rigid metal safe. Jill is carrying an armful of antique quilts. In the pitch dark, they both collide headlong into a concrete wall. 1. Who do you think will be hurt more in the collision, and why? Jack because F=ma so the bigger the mass is the bigger the force in which the impact will occur. 2. During a car crash, what features of the car might act like either Jack’s safe or Jill’s quilts? The weight of the car and all of it posterior structure is going to be Jack’s safe and Jill’s quilts is going to be th...

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