4.54 billion years<span>The "best" age for the Earth is based on the time required for the lead isotopes in four very old lead ores (galena) to have evolved from the composition of lead at the time the Solar System formed, as recorded in the Canyon Diablo iron meteorite. This "model lead age" is <span>4.54 billion years</span></span>
Answer:
moving to a new place
Explanation:
it spreads when someone move like maybe a american moves to japan.
China, homie........ like chinas silk road
As they have no more source of water, they hit land violently and then cause a flood