1.Relative dating is the process by which rocks are aged in relation to other rocks.
2.Radiometric dating is used for older rocks.
3.Radiocarbon dating is used by geologists to help determine the age of younger rocks and fossils.
4. Tree rings on a tree can determine the overall aspects of previous years by means of measuring their thickness.
5. half-life is the amount of time it takes for half of the parent material to turn to daughter material
6.We used the pennies (which had a 50 percent chance of landing heads) to help understand the attributes of half life.
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