Which of the Following Locations Five Kilometers from the Crater

question 18

Multiple Choice

Which of the following locations five kilometers from the crater of a volcano would likely be safe from a large pyroclastic flow,if any?

• A) far side of a steep-sided, 100-meter-high hill
• B) far side of a five-kilometer-wide lake
• C) behind a large tree with an 80-centimeter-diameter (2½ feet) trunk
• D) None of the locations are safe: ash flows can flow over large hills, can cross large expanses of water, and can fell very large trees.
• E) All of the locations are safe: ash flows cannot flow over large hills, cannot cross large expanses of water, and cannot topple very large trees.

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Definitions:

Venn Diagram

A diagram that uses circles to represent sets and their relationships to each other, illustrating intersections, unions, and complements among the sets.

Categorical Syllogism

A form of reasoning in which a conclusion is derived from two premises, each of which shares a common or middle term not present in the conclusion.

Venn Diagram

A diagram that uses circles to represent the relationships and intersections among various sets or groups.

Proposition

A statement or assertion that expresses a judgment or opinion which is either true or false.