The continental crust has an average age of ________ and a maximum age of ________.
A) 1.2 billion; 3.9 billion
B) 1.6 billion; 4.0 billion
C) 1.8 billion; 3.2 billion
D) 2.2 billion; 4.4 billion

Question

Quizplus · Accepted Answer

The average age of the continental crust is about 2.2 billion years, while the oldest parts of the continental crust can be up to 4.4 billion years old. This reflects the long and complex history of the Earth's surface, where continental crust has been continuously formed, modified, and recycled.

The Continental Crust Has an Average Age of ________ and a Maximum