The Hadean is a time in Earth history when ____________.
A) the first abundant shelly organisms appear in the fossil record
B) Earth's interior was so hot that a solid outer crust, if present, was likely being extensively remelted
C) stable continental interiors, termed cratons, first formed
D) the dinosaurs appeared and came to dominate large-scale terrestrial life

Question

Quizplus · Accepted Answer

The Hadean is characterized by intense volcanic activity and high temperatures, which would have made the formation of a solid outer crust difficult. If a crust was present, it would likely have been constantly remelted by the heat from the Earth's interior.

The Hadean Is a Time in Earth History When ____________