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Rust
AbsoluteDating
RelativeDating
LawofSuperposition
IndexFossils
AbsoluteDating–The____________ageofanobject.
� Foundbydeterminingtheamountof______________________materialintheobject.
RelativeDating-Theageofanobject________________toanotherobjectorevent.
� Layersofrockshowthe________________ageofeach____________.
àInundisturbedlayersofrock,the____________layeristhe____________andtheageoftherocklayersgets_____________asyoumove____________.
Oftenrocklayerswillget_______________byan____________,______________,orbymolten___________seepingintoit,causingthelayerstorealign.
� An__________fossilisafossilofanorganismthatlivedallacrossthe_____________,butonlyfora___________periodoftime.
� IndexFossilshelpscientistdeterminethe________________ageofrocklayerslocatedindifferentplaces.
Thefossils______________tothesurfacearemostsimilartotheanimalsalive__________.