Protoplanets

question 95

Multiple Choice

Protoplanets

• A)grew in size primarily by accretion.
• B)grew in size primarily by condensation.
• C)are still visible today as the terrestrial planets.
• D)grew in size by collecting the particles in the solar wind.
• E)grew in size by the collision and coalescing of planetesimals.

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Definitions:

Reaction Measurement

The process of quantifying the progress, rate, or yield of a chemical reaction using various methods like spectroscopy, calorimetry, or chromatography.

H2S

Hydrogen sulfide, a toxic, colorless gas with a characteristic odor of rotten eggs, widely found in nature and industrial processes.

Cl2

The chemical symbol for chlorine gas, a diatomic molecule consisting of two chlorine atoms, used in water purification and as a bleaching agent.

Rate Comparison

The analysis or measurement of the speed or velocity at which certain processes or reactions occur, often in a comparative context.