Amethod that uses a mathematical equation in the half-life of decay to determine the exact date of a fossil is known as

What is the mercury length of time for one revolution around the sun?

Which season has the least amount of rain in the northern latitudes

Rah is completing a school project on the expansion of fast food restaurants across the united states. she finds a map that shows a clear pattern of restaurants beginning in the east and expanding west. this map was most likely created using the technology of