Emily uses a rifle to shoot a bullet at a target. the bullet has a mass of 13 grams. the rifle has a mass of 3,500 grams. when she shoots, the bullet accelerates 850 m/s? . according to newton's third law of motion, the bullet is exerting the same force on the rifle. why doesn't the rifle accelerate 850 m/s? ? o the force of the bullet is exerted in the same direction, toward the target. o the mass of the rifle is much greater than the mass of the bullet. the mass of the bullet is much greater than the mass of the rifle. the force of the bullet is not equal to the force of the rifle.