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Which book was authored by Copernicus that explained the Sun as the center of a planetary system?
Silver
A precious metal with high electrical and thermal conductivity, used in jewelry, silverware, and industrial applications.
S&P 500 Index
A stock market index that measures the stock performance of 500 large companies listed on stock exchanges in the United States, often used as a benchmark for the overall U.S. equity market.
Futures Contract
An official agreement setting terms for the future buying or selling of assets at a price fixed in advance.
Value
The financial worth of an asset, security, or company, based on factors like earnings, growth potential, and market conditions.
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