When a car’s velocity is negative and its acceleration is negative, what is happening to the car’s motion?

the answer to this question is 60 n

a lot of it means it can be "burned" for energy and sold at one price. if it is scarce, the price will go up

the skeletons of most mammals reach a certain size and then stop growing. however, many animals, including some mammals, keep growing throughout their lives. kangaroos, for example, just keep growing and growing until they die. also, the longer an animal lives the greater the chance it might catch some deadly disease.