You are a passenger in a car heading to campus and it stops suddenly. If you aren’t wearing a seat belt, you could hit the windshield. In that case, was there a force pushing you forward (toward the windshield)?

Answer

Yes there is a force called Inertia.

Explanation:

Every moving vehicle and paasenger have inertia,a moving car have unbalanced forces and a passenger seat also apply friction which helps during gradual car slow down.When a brake is suddenly applied,the friction force of the seat of the passenger couldnot stop the passenger because of its inertia.

a displacement distance is size of displ