If the Terrestrial Planets Were Formed by Homogeneous Accretion, Then

question 83

Multiple Choice

If the terrestrial planets were formed by homogeneous accretion, then

• A)they were initially molten forming an iron core first, then they accreted a silicate crust later.
• B)they were initially molten forming a silicate core first, then they accreted an iron crust later.
• C)they were initially collections of solid particles which melted then differentiated into a high-density iron metal core and low-density silicate crust.
• D)they were initially collections of solid particles which melted then differentiated into a high-density silicate core and low-density iron metal crust.

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