According to Our Present Theory of Solar System Formation, Why

question 43

Multiple Choice

According to our present theory of solar system formation, why were solid planetesimals able to grow larger in the outer solar system than in the inner solar system?

• A)because gas in the outer solar system contained a larger proportion of rock, metal, and hydrogen compounds than the gas in the inner solar system
• B)because only metal and rock could condense in the inner solar system, while ice also condensed in the outer solar system
• C)because only the outer planets captured hydrogen and helium gas from the solar nebula
• D)because the Sun's gravity was stronger in the outer solar system, allowing more solid material to collect

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Definitions:

Axon

An elongated, thin extension of a neuron that transmits electrical signals from the cell body of the nerve cell.

Electrical Charge

A physical property that causes particles or objects to experience a force within an electromagnetic field.

Serotonin

A neurotransmitter involved in many functions including mood regulation, appetite, and sleep, often associated with feelings of well-being and happiness.

Depression

A mental health disorder characterized by persistently depressed mood or loss of interest in activities, causing significant impairment in daily living.