9781422279458

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Gold

Gold’s durable physical properties make it ideal for use in satellites.

Almost every single human culture, from ancient Egypt and the Inca Empire to modern America, has prized gold and used it for various purposes, including jewelry, art, decoration, and as a unit of currency. Gold was one of nine elements known to ancient cultures. The others were silver, copper, iron, tin, lead, mercury, carbon, and sulfur. Gold’s allure stems from the fact that unlike other metals, gold does not rust or tarnish. As long as the gold is pure, it will remain shiny and lustrous forever. Although gold is not the rarest or even the most valuable metal, it is surely one of the most famous. Gold has built empires and lured explorers to conquer new lands. People have fought wars to gain access to gold. First place in the Olympics earns a gold medal. A person who suddenly becomes rich or successful

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