See generally Laura W. Morgan, Child Support Guidelines: Interpretation and Application Â§ 4.05 (Supp. 1999). Many states rewrote their emancipation statutes in the 1970s and 1980s to provide that a parent is released from a child support obligation when the child is 19 or graduates from high school. [See Table below.] Emancipation may also come before the age or event stated in the above Table.
The Law of Conservation of Mass (or Matter) in a chemical reaction can be stated thus: In a chemical reaction, matter is neither created nor destroyed. It was discovered by Antoine Laurent Lavoisier (1743-94) [15K GIF] about 1785.
In physics, Albert Einstein is responsible for the discovery of the special and general theories of relativity (E=Mc2), and he did some important work on the photoelectric effect. He co-invented a type of refrigerator with no moving parts; patent number 1781541.