What Theory Did the Presence of Iridium in Geologic Deposits

question 25

Multiple Choice

What theory did the presence of iridium in geologic deposits around the world support?

• A)The impact of a giant meteor that struck the Earth produced mass extinctions of dinosaur species across the planet.
• B)Alien material was a factor in the origins of species on this planet.
• C)Catastrophes occurred in the past and produced major changes in species,causing dinosaurs to adapt and eventually become mammals.
• D)Cuvier's proposal of catastrophism as the theory explaining human origins is correct.

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Definitions:

Primary Appraisal

An individual's initial assessment of a situation to determine its potential impact as positive, neutral, or negative.

Secondary Appraisal

Secondary Appraisal is the stage in the stress response where an individual evaluates their ability to cope or take action against a perceived threat.

Emotion-Focused Coping

A type of stress management that attempts to reduce negative emotional responses associated with stress.

Secondary Appraisal

A process in cognitive appraisal where an individual evaluates their ability to cope with the consequences of an event.