-Refer to the H-R Diagram

question 21

Multiple Choice

-Refer to the H-R diagram. Which point represents a star in which the proton-proton chain is occurring?

• A) 1
• B) 2
• C) 3
• D) 4

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Definitions:

Atomic Sentences

Simple sentences that contain no logical connectors and cannot be broken down into smaller components.

Truth Values

The valuation in logic that indicates the truthfulness of a statement, typically identified as 'true' or 'false'.

Truth Table

A mathematical table used in logic to determine the truth values of a logical expression based on all possible combinations of its variables.

Atomic Sentences

Simplest statements in logic that express a complete thought or claim without any logical connectives, capable of being true or false.