What Characteristic Is Important in Using Radioisotope Dating for Very

question 6

Multiple Choice

What characteristic is important in using radioisotope dating for very old items, such as rocks suspected to be over 100,000,000 years old?

• A)The radioisotope cannot be soluble in water.
• B)The radioisotope must give off light for easy measurement.
• C)The radioisotope in question must decay to another radioisotope.
• D)The radioisotope should have a very long half-life.

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Definitions:

Date of Record

The specific date set by a company on which the shareholders must be on the company's books in order to receive a dividend.

Ex-Dividend

A stock trading term that denotes the timing of dividend payments – if you purchase a stock on its ex-dividend date or after, you will not receive the next dividend payment.

Declared Dividend

A portion of a company's earnings announced to be paid to shareholders on a specified date.

Homemade Dividend Policy

A strategy where investors create their own dividend stream by selling a portion of their portfolio of equities.