If a car stops suddenly, seat belts help stop the motion of the people in the car. Seat belts in cars are usually 47 mm wide. A team of engineers is designing a car seat to hold a small child. They decide

If a car stops suddenly, seat belts help stop the motion of the people in the car. Seat belts in cars are usually 47 mm wide.

A team of engineers is designing a car seat to hold a small child. They decide that the straps should be only 38 mm wide. Why do the straps in the car seat not need to be 47 mm wide?

A. A smaller person needs to accelerate less than a larger person.

B. Less force is needed to stop a person that has less mass.

C. A smaller person needs to accelerate more than a larger person.

D. More force is needed to stop a person that has less mass.

plase help

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