Corpus is a Latin word, which. means body. In financial usage, it. means a collection of bonds, stocks, or other holdings, which. form the principal1 of a trust fund. The concept of corpus is closely linked to. the concept of trust.
Physical changes occur when objects or substances undergo a change that does not change their chemical composition. This contrasts with the concept of chemical change in which the composition of a substance changes or one or more substances combine or break up to form new substances. In general a physical change is reversible using physical means.
And in physical change it is the oppsite because it is physical change in physical change everthing changes weight, sound, how it looks and more it happens i tell you it does. The law of conservation o mass states that the mass of all substance before physical change equals the mass of all substances after the change?