Because there will eventual reach a point where the food or some other necessity runs out and instead of growth continuing, it stays at relatively constant.
BMI<span> (body mass index), which is based on the height and weight of a person, is an </span>inaccurate<span> measure of body fat content and does </span>not take into account muscle mass, bone density, overall body composition, and racial and sex differences. <span>BMI is a substitute measure of body fatness because it is a measure of excess </span>weight<span> rather than excess body </span>fat<span>. Factors such as age, sex, ethnicity, and muscle mass can influence the relationship between BMI and body </span>fat<span>.</span>
Newton's First law of motion: An object at rest stays at rest and an object in motion stays in motion unless acted upon by an unbalanced force.
This is also known as the law of inertia
Anyways, you feel tossed around because unbalanced forces are acting upon you while riding on a roller coaster. Hope this helps!
Which picture?, pls Clip the picture for the answer.