An object is falling down from the sky. Gravity is pulling an object down with a force of 160 N while air resistance is pushing up with a force of 160 N. What is the net force?

the device is called “ rocket engine”

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.

answer///scientific method;