Law of Superposition

Which one is an example of absolute dating?

Law of crosscutting relationships explain the age of a fault caused by an earthquake?

Compared to the length of time for the first half-life of a sample of a radioactive isotope, the length of time for the second half-life is

_____________ is the time required for half of a sample of a radioactive isotope to break down by radioactive decay to form a daughter isotope.

Uniformitarianism is

Catastrophism is

Trilobite is an example of an index fossil. Which best describes the criteria necessary for a fossil to be used as an index fossil?

Fossils are found in which type of rock?

Which principle is often used in relative dating to identify the sequence of events in geological formations?

What is the primary use of the Carbon-14 isotope in scientific research?

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