Boundaries Between Intervals of the Geological Time Scale Are Determined

question 181

Multiple Choice

Boundaries between intervals of the geological time scale are determined by

• A) dividing the time range of the interval by the number desired subdivisions, thereby creating equal intervals between the divisions.
• B) Major events in the Earth's history, such as major extinctions.
• C) using a quantile method whereby the number of years in each subdivision is determined by dividing the number of years by the desired number of classes.
• D) Climatic periods based on paleoclimatological reconstructions.

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Definitions:

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Funds that an individual sets aside to use during their retirement years, usually accumulated through retirement accounts.

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Regular amounts of money placed into a financial account, investment, or savings plan on a monthly basis, contributing to capital growth or interest earnings.

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A financial account that offers tax benefits for saving for retirement.

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