...asteroids and comets. Planets formed much later.
Answer:
Explanation:
In determining the absolute age of two rocks, the most important thing is the radioactive dating of the rocks to compare the radioactive isotopes within them. Absolute dating involves ascribing numerical age to a rock body. It is usually done by the process of radioactive dating in which the number of daughter to parent isotopes are compared.
<span>is a useful tool for creating evacuation plans in the event of an earthquake measures the speed of planes and trains </span>
