Question

why do the driver and the person seated in front seat need a seat belt?

Answer 1

Hello mate,

Here is your answer,

Newton's First Law states that an object will remain at rest or in uniform motion in a straight line unless acted upon by an external force.  

Example - When a car suddenly starts, the person moves backward due to inertia of rest. Similarly when the car suddenly stops, the person moved forward.

Hence, the driver and person need a seat belt for their safety to prevent any injury.

Answer 2

Answer:

Due to Newton's First Law of Motion

Explanation:

When a car suddenly stops the person sitting on the driver's seat and on the front seat will move forward so seat belt is necessary to prevent them from injury