Fossil Quiz
Fossil Quiz 2
Earth's Layers
Dating Rocks
Natural Selection
100
what is amber?
What is hardened tree sap
100
Most fossils are found in...
What is sedimentary rock
100
the lest dense layer
What is crust
100
how do you know which rock layer is older?
What is the ones toward the bottom
100
change over time
What is evolution
200
This type of fossil shows the soft parts of an organism
What is carbon film
200
A wolly mammoth found in ice
What is original remain
200
the most dense layer
What is inner core
200
what is the law of superposition?
What is the oldest layers of rock are on the bottom the youngest on the top
200
the trait that gives an organism an advantage in its environment
What is adaptation
300
____________is produced when a cavity is filled with matter.
What is cast
300
traces or remains of ancient life
What is fossil
300
list the layers from most dense to least dense
What is inner core, outer core, mantle crust
300
this type of fossil is used to help date rock layers
What is index fossil
300
when a species is gone forever
What is extinction
400
When tree rings are close together this indicated a?
What is a dry season
400
why is the fossil record incomplete?
What is not all organisms become fossils
400
How does the mantle move?
What is convection currents
400
This happens when erosion happens on the surface and another layer of rock forms on top
What is unconformity
400
how many organisms of a species need to die in order for it to be a mass extinction?
What is over half
500
An example of a stone fossil is...
What is petrified wood
500
How do scientists know about ancient Earth's atmosphere?
What is ice core
500
which layer is liquid rocks
What is mantle
500
this specific extinct organism helps to date marine rocks
What is trilobite
500
What is a variation?
What is natural differences within a species
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