Why cars are designed so the air pushes them towards the ground when they travel at high speed​

i would think it's food chain

grav force prop 1/r squared 2r all squared is 4rsquared 1/4rsquared quartered

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.