The Half-Life of a Radioactive Element Is the Amount of Time

question 28

Short Answer

The half-life of a radioactive element is the amount of time it takes for ____________________ of the atoms of the unstable ____________________ element to decay to atoms of a new,more stable ____________________ element.

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Definitions:

Net Income

The amount of revenue left over after deducting all expenses, taxes, and costs from total revenue.

Cost of Goods Sold

The direct costs attributable to the production of goods sold by a company, including materials and labor.

Contra-Asset

An account on a company's balance sheet that reduces the value of an asset, often used for accumulated depreciation.

Current Asset

Any asset that is expected to be converted into cash within one year or within the normal operating cycle of a business.