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WorksheetsGeological History of Earth PRE/POST Assessment
Total questions: 10
Worksheet time: 13mins
Name
Class
Date
1.
Rich beds of marine fossils have been found in Florida. By dating these fossils, scientists can best determine
a)
when Florida collided with the North American continent.
b)
the date when organisms moved onto dry land.
c)
the period during which Florida was covered in water.
d)
when the atmosphere of Earth was more humid than it is today.
2.
Which best describes a fossil that helps determine the relative age of a rock layer?
a)
trace fossil
b)
index fossil
c)
radioactive fossil
d)
unconformity fossil
3.
How old do Paleontologists believe the Earth is?
a)
2015 years old
b)
3.6 billion years old
c)
4.6 billion years old
d)
4.6 million years old
4.
The idea that the oldest sedimentary rock layers are found at the bottom of a geologic structure is called...
a)
the Theory of Evolution
b)
Relative Dating
c)
Uniformitarianism
d)
Law of Superposition
5.
In which layer did fossil C come into existence? How do you know this?
a)
Layer 1 ... Because that is the layer it is first seen
b)
Layer 1 ... Because that is the last layer it is seen in
c)
Layer 2 ... Because that is the layer it is first seen
d)
Layer 2 ... Because that is the last layer it is seen in
6.
Layers of rock that are successively deposited on top of one another and are distinguishable from one another based on their mineral contents
a)
Extinction
b)
Petrification
c)
Glacial Period
d)
Sedimentary Layers
7.
What type of rock do fossils form in?
a)
Igneous
b)
Sedimentary
c)
Metamorphic
d)
Basalt
8.
The index fossil of a type of trilobite is discovered in layer A of a set of rock layers found at three different sites of a field investigation. Which conclusion can be made about the rocks in layer A at all three sites?
a)
The rocks are all different ages
b)
The rocks are all about the same age
c)
The rocks were formed from melting magma
d)
The rocks were formed during a catastrophic event
9.
The ______________ era covers almost 90% of earth's history.
a)
Paleozoic
b)
Mesozoic
c)
Cenozoic
d)
Precambrian
10.
Dinosaurs ruled this era.
a)
Paleozoic
b)
Mesozoic
c)
Precambrian
d)
Cenozoic
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