One of the Strongest Lines of Evidence of a Meteor

question 59

Multiple Choice

One of the strongest lines of evidence of a meteor or comet impact in the late Cretaceous is

• A)the extinction of the dinosaurs.
• B)a thin layer of potassium-40 in late Cretaceous fossil strata.
• C)a thin layer of iridium-enriched clay in late Cretaceous fossil strata.
• D)the warming of Earth's climate in the late Cretaceous.

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Definitions:

Earned Income

Income derived from active participation in a business or trade, including wages, salaries, tips, and other compensation for services rendered.

Future Services

The future work or duties to be performed under the terms of a service contract or agreement.

Extreme Uncertainty

Situations where the variables and risks affecting an outcome cannot be measured or predicted accurately due to insufficient information or understanding.

Cash Collected

This term generally refers to the amount of money a company receives during a specific period, including revenues from sales and other sources.