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1. What are the parts of animals most likely to be preserved?
-Hard parts such as bones, shells, or teeth
2. What is the isotope scientist use to find out how old a fossil is ?
-Carbon-14 or C-14
3. Law of Superposition states
-the oldest rocks are at the bottom, and youngest rocks are near the surface.
4. Index Fossils are fossils that provide a ?
-reference used to date rocks and nearby fossils.
5.What are the four major time division on the geologic time scale ?
Eons- the longest subdivision
ErasPeriods
Epochs – the shortest
6. A mnemonic to remember the order of the eras:
Purple Pandas Make Crepes (PRECAMBRAIN, PALEOZOIC, MESOZOIC, CENOZOIC )
7. What era are we currently living in?
Cenozoic
8. What was the first organism to appear on Earth?
Cyanobacteria
9.Know different examples of fossils
Carbon film, fossil fuels, trace, mold and cast, body fossil, petrified fossil,
10.What’s a fault ?
A break in earth’s crust
11. Know what a paleontologist does and, a geologist ?
-Paleontologist is a scientist that studies fossil / Geologist a scientist that studies earth rocks and
minerals.