Using hooke's law, f s p r i n g =k delta x, find the force needed to stretch a spring 2 cm if it has an elastic constant of 3/ncm a: 2/3 n b: 3/2n c: 3n d: 6n

What effect, if any, does the development of new areas of science and technology have on theories? theories may change as a result of new information. theories may be proven to be true and become laws. theories may not change because they are facts. theories may be proven to be true and become hypotheses.