Fossils and Rock Dating

Front

What is Relative Dating?

Back

A method used to determine whether an event or object is older or younger than another.

Front

What conclusion can be drawn if Rock A contains a fossil similar to organisms alive today and Rock B contains a fossil of an extinct organism?

Back

Rock A is younger than Rock B.

Front

What is an example of Relative Age Dating?

Back

Saying you are older than your sister.

Front

What does the Law of Superposition state?

Back

Younger rocks lie above older rocks if the layers have not been disturbed.

Front

What is the purpose of Fossils in geology?

Back

Fossils provide evidence of past life and help in dating rocks.

Front

What is Absolute Age Dating?

Back

A method used to determine the exact age of a rock or fossil, often using radioactive dating.

Front

What is the significance of Unconformity in geology?

Back

Unconformity represents a gap in the geological record, indicating periods of erosion or non-deposition.

Front

What is the difference between Relative Dating and Absolute Dating?

Back

Relative Dating determines the order of events, while Absolute Dating provides a specific age.

Front

What is the Law of Cross-Cutting Relationships?

Back

If a rock or fault cuts through other rocks, it is younger than the rocks it cuts through.

Front

What are Index Fossils?

Back

Fossils of organisms that were widespread but only existed for a short period, used to date rock layers.