Carbon-14 Is Created in the Atmosphere by the Nuclear Reaction

question 50

Multiple Choice

Carbon-14 is created in the atmosphere by the nuclear reaction of neutron from the cosmic rays and _______ in the atmosphere.

• A) hydrogen
• B) water vapor
• C) nitrogen
• D) oxygen
• E) dust

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Definitions:

Antecedent

In logic, the first half of a hypothetical proposition; in general, any preceding event, condition, or cause.

Consequent

In logic, the consequent is the second part of a conditional statement, typically following "then." For example, in "If P, then Q," Q is the consequent.

Categorical Proposition

A statement that asserts or denies something about every member of a category, involving a subject and a predicate and classified based on quality (affirmative or negative) and quantity (universal or particular).

Hypothetical Proposition

An assumption made for the sake of argument or investigation, often forming the basis of a conditional statement.