An object weighing 500N (in air) displaces an amount of water weighing 300N.
A. What is the buoyant force acting on the object?
B. What is the weight of the object in water?
C. Explain whether the object will sink or float?

mass and volume are the answers you are looking for

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.

you get 2.3=1.21*\frac{a}2 or 4.6=1.21a or a=3.802 (b)

explanation: