What Was the First Radiation Source That Was Discovered

question 54

Multiple Choice

What was the first radiation source that was discovered?

• A)X-rays
• B)radium
• C)Gamma rays
• D)ultra-violet light
• E)uranium

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Definitions:

Opportunity Cost

The forgone benefit that would have been derived by an option not chosen.

Next-best Activity

The alternative that must be forgone to engage in a particular activity, representing the opportunity cost of that decision.

Economics

The social science that studies how individuals, governments, firms, and nations make choices on allocating resources to satisfy their wants and needs.

Business Cycle

The business cycle refers to the fluctuations in economic activity and growth that an economy experiences over time, marked by periods of expansion and contraction.