When Light Strikes the P-Type Semiconductor in a Pn Junction

question 68

Multiple Choice

When light strikes the p-type semiconductor in a pn junction solar cell,

• A)only free electrons are created.
• B)only positive holes are created.
• C)both electrons and holes are created.
• D)positive protons are created.
• E)None of these is correct.

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Definitions:

Natural Selection

A process by which organisms better adapted to their environment tend to survive and produce more offspring.

Genetic Success

The degree to which an individual passes on its genes to future generations, often measured by the number of surviving offspring.

Circadian Behaviors

Activities or patterns in organisms that follow a roughly 24-hour cycle, often in sync with the environmental day-night cycle.

Activity Levels

The degree of behavioral or physical exertion displayed by an organism, which can influence its survival and reproductive success.