The Early Phases of Planetary Formation into Protoplanets Were Characterized

question 81

Multiple Choice

The early phases of planetary formation into protoplanets were characterized by the

• A) slow accretion of small particles by gravitational attraction and collision.
• B) breaking apart of very large objects into planets.
• C) condensation of hot gas clouds.
• D) violent collapse of matter under gravity.

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Definitions:

Policy Position

A stance or perspective held by an individual, organization, or government on a specific policy issue.

Testability

The capacity of comparisons to project consequences that have the potential to be shown to be false, inapplicable, or unacceptable.

Scientific Theories

Well-substantiated explanations of some aspect of the natural world, based on a body of facts that have been repeatedly confirmed through observation and experiment.

Needlessly Complex

Describing a process, system, or item that is made more complicated than necessary, often leading to confusion or inefficiency.