In contrast to younger eras, the detailed history of plate tectonic movements is only moderately well known for

Question

Quizplus · Accepted Answer

The Paleozoic era occurred around 540-250 million years ago, and while there is some evidence of plate tectonic movements during this time, the details are not well known. In contrast, the Cenozoic era (65 million years ago to present) has more well-documented plate tectonic movements, largely due to the advancement of technology and the ability to study ocean floor spreading. The Jurassic and Cretaceous periods (around 200-145 million years ago) also have some known plate tectonic movements, but again, the details are not as well known as those in the Cenozoic.

In Contrast to Younger Eras, the Detailed History of Plate