This Figure Shows the Main Subdivisions of the Geologic Timescale

question 53

Multiple Choice

This figure shows the main subdivisions of the geologic timescale.Which of these is the Precambrian?

• A)A
• B)B
• C)C

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Definitions:

Microwave Popcorn

A type of popcorn that's packaged for cooking in a microwave oven, designed for convenience and quick preparation.

Confidence Interval

A range of values derived from sample data that is likely to contain the value of an unknown population parameter.

Cholesterol Level

The concentration of cholesterol in the blood, often measured to assess heart health.

Standard Deviation

A measure of the amount of variation or dispersion of a set of values; a low standard deviation means the values are close to the mean, while a high standard deviation means they are spread out over a wider range.