Question

5 what is the main idea of this text? a scientists can use nicolas stenos principle of superposition to understand which fossils are older than others. b nicolas stenos four principles help geologists study rocks to understand more about the earth. c nicholas stenos principle of original horizontality is based on a scientific law, the law of gravity. d when a cave collapses, it can move large pieces of rock downwards and disrupt the principle of superposition.

Explanation:

The text likely focuses on the significance of Nicolas Steno's principles in geology for studying rocks and Earth - related knowledge. Option A only mentions one principle for fossil dating, option C focuses on one specific principle's basis, and option D is about an event disrupting a principle. Option B encompasses the overall idea of how Steno's principles aid geologists in studying rocks to understand the Earth.

Answer:

B. Nicolas Steno’s four principles help geologists study rocks to understand more about the Earth.