An Alternative to the Nebular Theory for the Formation of the Solar

question 88

Multiple Choice

An alternative to the nebular theory for the formation of the solar system suggests that the planets formed from blobs of gas that had been gravitationally pulled out of the Sun during the near-collision with another star. This idea is referred to as the

• A) fragmentation hypothesis
• B) collision-ejection hypothesis
• C) encounter hypothesis
• D) tidal distortion hypothesis

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Definitions:

Carbon Dioxide

A gas that is clear and has no smell, created when carbon and organic substances are combusted and during the process of breathing, which plants take in for photosynthesis.

ATP

Adenosine triphosphate, a high-energy molecule used for energy storage by organisms. In cellular processes, it releases energy when it is broken down into ADP and phosphate.

Metabolism

The set of life-sustaining chemical reactions in organisms, involving the conversion of food into energy, the creation of building blocks for proteins, lipids, nucleic acids, and some carbohydrates, and the elimination of metabolic wastes.

Chemical Reactions

Processes in which substances interact to form new products, involving the rearrangement of atoms or the transfer of electrons.