Geologic time

• dinos lived at different time as humans

• place events in geologic time line

• index fossils identification in NYS

Relative age ( correlation)

• principle of superposition, intrusions, faults, and folds

• age of igneous intrusion/ extrusion with contact metamorphism

• explain unconformities

• correlate rocks based on index fossils

Absolute age (radioactive dating)

• radioactive elements used to date rocks