As a Beam of Light Travels from One Medium to Another,the

question 60

Multiple Choice

As a beam of light travels from one medium to another,the change in direction of the beam of light depends on:

• A) the wavelength of the light.
• B) the index of refraction of the medium through which it is traveling.
• C) the index of refraction of the medium into which it is moving.
• D) all of the above

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Definitions:

Frequency-dependent Selection

A form of natural selection where the fitness of a phenotype depends on its frequency relative to other phenotypes in a given population.

Trait

A distinguishable characteristic or quality of an organism, often heritable, that can be physical, behavioral, or physiological.

Population

A group of organisms of the same species living and interbreeding within a certain area.

Energy Benefit

The gain in energy efficiency or energy obtained from consuming food, engaging in behaviors, or adapting to environments.