Imagine That a System Has Been Perturbed at a Constant

question 32

Multiple Choice

Imagine that a system has been perturbed at a constant rate for a long time, but the system has barely changed. Suddenly, a small additional perturbation causes a large change in the system. This scenario is an example of:

• A) uniformitarianism.
• B) catastrophism.
• C) a threshold effect.
• D) a feedback mechanism.

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Definitions:

Diol

An organic compound containing two hydroxyl groups (-OH) attached to different carbon atoms.

Antifreeze

A substance added to liquids, such as the water in a vehicle's radiator, to lower the freezing point and prevent it from freezing.

IUPAC Name

The systematic name assigned to a chemical substance, following rules established by the International Union of Pure and Applied Chemistry (IUPAC).

Thiol

Thiol is an organic compound containing a sulfhydryl (-SH) group attached to a carbon atom.