Mass<span> is the actual amount of material contained in a body and is measured in kg, gm, etc. Whereas </span>weight<span> is the force exerted by the gravity on that object mg. Note that </span>mass<span> is independent of everything but </span>weight<span> is </span>different<span> on the earth, moon, etc.</span>
it helps come up with a conclusions for variety of hypothesis that are created when studying environmental science. the scientific method is a way to test a hypothesis