Dating of rocks fossils and geologic events lab answers
Where the amounts of parent and daughter isotopes can be accurately measured, the ratio can be used to determine how old the rock is, as shown in the following activities.
Part 2a Activity At any moment there is a small chance that each of the nuclei of U-235 will suddenly decay.
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Some very straightforward principles are used to determine the age of fossils.Return to top Each team of 3 to 5 students should discuss together how to determine the relative age of each of the rock units in the block diagram (Figure 1).
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