When Light Enters a Denser Medium and Is Refracted

question 36

Multiple Choice

When light enters a denser medium and is refracted,

• A) the wavelength is unchanged.
• B) the wave speed increases.
• C) the frequency is unchanged.
• D) the wavelength increases.

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Definitions:

Opportunity Costs

Opportunity costs represent the benefits a person or business misses out on when choosing one alternative over another.

Implicit Costs

The opportunity costs of using resources that a firm already owns, representing the income the firm foregoes by using those resources internally rather than renting or selling them.

Explicit Costs

Explicit costs are direct, out-of-pocket payments for resources or services needed for production, such as wages, rent, and materials; they're easily quantifiable and recorded.

Explicit Costs

Direct, out-of-pocket expenses incurred in conducting a business activity or making a decision.