Question
Why do seat belts reduce the likelihood of injury in an automobile accident? Why do airbags? Express your answers in terms of the physics principles we've been learning this week?
Answers
Damon
Force = rate of change of momentum = m A
If you stop more slowly, you reduce the force on you. Air bags help with that.
The seat belts stop you before you are brought to a sudden stop by your nose hitting the hard window.
If you stop more slowly, you reduce the force on you. Air bags help with that.
The seat belts stop you before you are brought to a sudden stop by your nose hitting the hard window.