Question

Why is radioactive dating important when approximating the age of Earth?

Scientists can identify different life forms using index fossil records.
Scientists can examine how temperature changes within Earth’s interior.
Scientists can determine the order of when rocks formed on Earth.
Scientists can analyze changes in chemical concentration of atmospheric gases.

Answer 1

(C) Scientists can determine the order of when rocks formed on Earth.

Step-by-step explanation:

Answer 2

Scientists can determine the order of when rocks formed on Earth. Is the correct answer.