Every 6 meters a second will elapse. 5000 meters / 6 meters leaves 833 seconds.
The cell cycle consists of events that begin with the birth of the cell and end with the division on the cell. Interphase is the longest cell phase, and includes three subphases: G1 phase - the growth of the cell, S Phase- the DNA replication and <span>G2 phase - additional growth of the cell.
And then is the </span>M Phase , which includes mitosis - <span>the division of the mother cell into two daughter cells genetically identical to each other. </span>
Scientists establish the age of a rock or fossil based on natural radioactive decay and certain elements such as potassium and carbon, this is used to make reliable “clocks” to date ancient events.
(Sorry if not all is accurate hope it helps)