Once a Terrestrial Planet Had Formed from a Large Number

question 88

Multiple Choice

Once a terrestrial planet had formed from a large number of planetesimals, heat could have melted it and allowed it to differentiate into a metallic core of ____________density and a rocky mantle or crust of ____________ density.

• A)higher; lower
• B)lower; higher
• C)Wrong! The interior stays solid.
• D)Wrong! There is no separation according to density.

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Definitions:

Hierarchy

A system or organization in which people or groups are ranked one above the other according to status or authority.

Queuing

The process of lining up in sequence for services or resources, often managed to ensure order and efficiency.

Chunking

A strategy of breaking down information into smaller, more manageable units to improve understanding and memory retention.

Modifier

A word, phrase, or clause that qualifies or describes another word, phrase, or clause within a sentence to provide additional detail.