The Fact That the Speed of Light Is Constant as It

question 16

Multiple Choice

The fact that the speed of light is constant as it travels through a vacuum means that:

• A) photons with longer wavelengths have lower frequencies
• B) radio wave photons have shorter wavelengths than gamma ray photons
• C) X-rays can be transmitted through the atmosphere around the world
• D) ultraviolet photons have less energy than visible photons
• E) all of the above are true

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Definitions:

Return on Investment

A financial metric used to evaluate the efficiency or profitability of an investment, calculated by dividing the benefit (return) of an investment by the cost of the investment.

Invested Assets

Assets or capital that have been allocated or deployed with the expectation of earning a return or profit.

Operating Expenses

Expenses incurred in the regular operation of a business, such as rent, salaries, utilities, and office supplies, but excluding cost of goods sold.

Profit Margin

A financial metric indicating the percentage of revenue that exceeds the costs of goods sold, essentially measuring how much out of every dollar of sales a company actually keeps in earnings.