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Science 24: Module 4 Assignment Booklet 4B 23 Section 4 Assignment: The Technology of Safety For questions 1 and 2, read each question carefully. Decide which of the choices BEST completes the statement. Place your answer in the blank space given. 1 1. Safety features in a vehicle work to reduce forces in a collision by A. lengthening the time in which changes in momentum occur 3. decreasing the time in which changes in momentum occur C. decreasing the time of the impulse D. increasing the change in momentum 1 2. Road safety features, such as crash cushions and modern guardrails, reduce the force of a collision by A. increasing the impulse B. decreasing the impulse C. increasing the time over which the impulse occurs D. decreasing the time over which the impulse occurs 1 3. Safety engineers use to see what will happen to people in a collision. 4. Decide whether each of the following statements is true (T) or false (F). Place your answer in the blank space provided. a. Restraining features operate continuously while you are driving. b. Operational features hold vehicle occupants in place. C. Brakes are an example of a structural feature. d. Crumple zones are examples of operational features. e. An air bag is an example of a restraining feature. 5. Crumple zones increase the of the collision between the occupants and the interior of the vehicle