Some atoms are unstable and will undergo radioactive decay. When this happens, they emit ionizing radiation are often transformed into another element. This article explains how to calculate rates of radioactive decay. Atoms which are prone to radioactive decay are known as radionuclides. Radionuclides can occur naturally, or can be man-made â such as during the fission process in a nuclear reactor.
Sir Francis Drake with his new heraldic achievement, with motto: Sic Parvis Magna, translated literally: Thus great things from small things (come). The hand out of the clouds is labelled Auxilio Divino, or With Divine Help.
The Magna Carta, also known as the Great Charter, the Magna Carta Libertatum and The Great Charter of the Liberties of England, is a document that was signed by King John in 1215. He signed the document under duress after facing ongoing rebellion from his barons.ing John agreed to the Magna Carta, and even consented to the use of the Royal Seal to give the formal document impact. However, his support was superficial and King John quickly made it obvious that he had no intention of honouring the laws as described in the document.