Answer:
<h2>Option - A electricity </h2>
<h3>Hope it helps you </h3>
<span>Balanced forces acting on an object do not change the object's motion. The force that one surface exerts on another when the two rub against each other is called __. The force that one surface exerts on another when the two rub against each other is called friction.</span>
Catabolism (a form of metabolism in which cells are breaking down larger units into smaller units).
Another answer is cellular respiration