The Loss of Permafrost Secondary to Global Warming in Parts

question 19

Multiple Choice

The loss of permafrost secondary to global warming in parts of Canada, Russia, China, Mongolia, and Alaska is causing

• A)the release of CO2 from the soil into the atmosphere
• B)the release of CH4 from the soil into the atmosphere
• C)the release of hydrogen gas from the soil into the atmosphere
• D)the release of nitrogen gas from the soil into the atmosphere
• E)the release of CO2 and CH4 from the soil into the atmosphere

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Definitions:

Perceptual Set

A tendency to perceive or notice some aspects of the available sensory data and ignore others, influenced by expectation or prior experience.

Facial Image

A visual representation of a person's face, often used for identification purposes.

Masking Stimulus

A noise or signal used in sensory experiments to interfere with or "mask" the perception of another stimulus, to study sensory thresholds and attention.

Weber's Law

A principle in psychology that states the smallest change in a stimulus that can be detected is a constant proportion of the original stimulus.