Light from Some Stars Shows an Apparent Change in Frequency

question 36

Multiple Choice

Light from some stars shows an apparent change in frequency because of:

• A)interference
• B)refraction by layers of air
• C)diffraction
• D)reflection
• E)relative motion

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Definitions:

Expansion Alternatives

Various strategies or methods a company may consider to grow its business operations, such as opening new locations, product diversification, or acquisitions.

Investment Center

A business unit within an organization that is responsible for its own revenue, expenses, and investments, and is evaluated based on its return on investments.

Revenues

The total income generated from normal business operations, before any expenses are deducted.

Profitability

Refers to a company's ability to generate earnings over its costs and expenses.