Historical Supernova: You Find an Ancient Chinese Text That Speaks

question 74

Essay

Historical Supernova: You find an ancient Chinese text that speaks of a "new star" briefly visible in the constellation Sagittarius in the year 1000 B.C. You suspect that the reference is to a supernova explosion. Design an observing program to provide scientific evidence for this hypothesis. What object or objects would you look for in the sky today? What wavelengths of electromagnetic radiation would you use? How would you be sure any object you found exploded (as seen from the Earth)nearly 3000 years ago?

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Definitions:

Interest Due

The amount of interest that has been incurred on a loan or debt but has not yet been paid.

Maturity

The date on which a loan or bond comes due and the principal must be repaid or the date upon which an investment reaches its full value.

Adjusting Entry

An accounting entry made at the end of a period to allocate income and expenditure to the correct accounting period.

Net Realizable Value

The estimated selling price of goods minus the cost of their sale or disposal, reflecting the net cash inflow that would be received if the goods were sold.