The Subdivision of the Geologic Time Scale That Represents the Longest

question 5

Multiple Choice

The subdivision of the geologic time scale that represents the longest time span is called a(n) ________.

• A)epoch
• B)era
• C)period
• D)eon

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Definitions:

Conditional

A logical statement that has the form "If A then B," implying B is true if A is true.

Biconditional

A logical statement of the form "if and only if", showing that both conditions must be true or both false.

Biconditionals

Statements that are true only if both components are either true or false together, often expressed as "if and only if."

Conjunction

In logic, an operator that connects two statements or propositions so that the resulting statement is true only if both components are true.