Which of the Following Is True Concerning the 1980 Eruption

question 29

Multiple Choice

Which of the following is true concerning the 1980 eruption of Mt.St.Helens?

• A)The eruption was a complete surprise to geologists and provided no forewarning.
• B)The eruption produced the largest basalt flow of the 20th century anywhere on Earth.
• C)The eruption began with a lateral blast of debris that was ejected at the speed of sound.
• D)No lahars were produced because the eruption occurred in the winter.

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Definitions:

Counterattitudinal Behavior

Acting in a way that contradicts one's own beliefs or attitudes.

Free-Choice Paradigm

A methodological approach in psychology research where participants are given the freedom to choose between different options, aiming to reveal their preferences and attitudes.

Cognitive Dissonance

The psychological distress felt by someone who simultaneously maintains two or more conflicting beliefs, ideas, or values.

Weak External Justification

A term in social psychology that describes a scenario where there is insufficient external reason for an individual to perform an action, leading to internal justification and attitude change.