The oldest rocks found in the oceanic basins are approximately __________ million years old.
The oldest rocks found in the oceanic basins are approximately __________ million years old.
سمندری طاسوں میں پائی جانے والی قدیم ترین چٹانیں تقریباً کتنے ملین سال پرانی ہیں۔
Explanation
The oldest rocks under the oceans, on the sea floor, are no more than around 200 - 250 million years old
while
The oldest rocks on the continents are in the range of 3.9 to 4.1 billion years old
Australia holds the oldest continental crust on Earth