Question

which law of motion explains why you feel a force pushing you back into your seat when a car accelerates? a newtons second law b newtons third law c newtons first law

Explanation:

Newton's second law ($F = ma$, force equals mass times acceleration) explains that when a car accelerates, the seat exerts a forward - acting force on you to make you accelerate with the car. According to the law, the greater the acceleration of the car, the greater the force exerted by the seat on you.

Answer:

A. Newton's second law