What Do We Currently Believe Was the Main Source of the Earth's

question 139

Multiple Choice

What do we currently believe was the main source of the Earth's oceans and atmosphere?

• A) impacts by icy planetesimals
• B) outgassing by volcanoes
• C) material directly accreted from the solar nebula
• D) melting and vaporization of polar glaciers

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Definitions:

Naturalistic Observation Method

The naturalistic observation method involves observing subjects in their natural environment without intervention, to study behaviors and interactions as they unfold naturally.

Correlational Method

A research strategy that investigates the relationship between two or more variables to determine whether they occur together or not in a predictable pattern.

Social Desirability Bias

The inclination of individuals to respond to inquiries in a way that they believe others will approve of.

Self-Reports

Self-reports involve individuals providing information or feedback about themselves, typically through questionnaires or interviews.