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WorksheetsEarth Sci, Ch 9, A View of Earth's Past, Post Assessment
Total questions: 25
Worksheet time: 50mins
Name
Class
Date
1.
The process by which all the different kinds of living things have changed over long periods of time,
a)
sedimentation
b)
erosion
c)
evolution
d)
deposition
2.
The dinosaurs died out ____million years ago.
a)
57
b)
125
c)
65
d)
250
3.
Identify the Era:
Humans live in this era
Humans live in this era
a)
Precambrian
b)
Paleozoic
c)
Mesozoic
d)
Cenozoic
4.
Relative dating of rock layers tells us that the deeper we dig, _______.
a)
the younger the rocks get
b)
the smellier the rocks get
c)
the harder the rocks get
d)
the older the rocks get
5.
The Geologic Time Scale is a record of what?
a)
old geologists
b)
sweet geology music
c)
the known history of rocks and fossils
d)
a list of every living thing ever
6.
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
7.
What type of rock do fossils form in?
a)
Igneous
b)
Sedimentary
c)
Metamorphic
d)
Classic
8.
Why is the fossil record incomplete?
a)
fossils get eroded away over time
b)
most organisms never became fossils
c)
scavengers and decomposers eat them too quickly
d)
all of the above
9.
According to the law of superposition, which layer is the youngest?
a)
A
b)
B
c)
C
10.
Paleozoic, Mesozoic & Cenozoic are all
a)
Epochs
b)
Eras
c)
Periods
d)
Eons
11.
Which is the most recent era of time- the one that we are currently in?
a)
Mesozoic
b)
Paleozoic
c)
Cenozoic
d)
Precambrian
12.
Identify the Era in which each of the events occurred:
Jurassic period
Jurassic period
a)
Mesozoic
b)
Paleozoic
c)
Cenozoic
d)
Precambrian
13.
Identify the Era:
called the "Age of Mammals"
called the "Age of Mammals"
a)
Precambrian
b)
Paleozoic
c)
Mesozoic
d)
Cenozoic
14.
Identify the Era:
that was the longest of all eras
that was the longest of all eras
a)
Precambrian
b)
Paleozoic
c)
Mesozoic
d)
Cenozoic
15.
Identify the Era:
where dinosaurs thrived
where dinosaurs thrived
a)
Precambrian
b)
Paleozoic
c)
Mesozoic
d)
Cenozoic
16.
Identify the Era:
First forms of life appeared at the end of this era.
a)
Precambrian
b)
Paleozoic
c)
Mesozoic
d)
Cenozoic
17.
Identify the Era:
This era contains the Triassic, Jurassic, and Cretaceous Periods
This era contains the Triassic, Jurassic, and Cretaceous Periods
a)
Precambrian
b)
Paleozoic
c)
Mesozoic
d)
Cenozoic
18.
Identify the Era:
Archaeopteryx ( a flying lizard) lived in this era.
a)
Precambrian
b)
Paleozoic
c)
Mesozoic
d)
Cenozoic
19.
What is a fossil?
a)
any dead organism
b)
the preserved remains or traces of an organism
c)
a perfect copy of a rock
d)
an unusual type of rock
20.
How do most fossils form?
a)
Living things die and their remains are covered by sediment
b)
The hard parts of an organism dry out in the air
c)
The soft parts of an organism change to stone
d)
Freezing preserves the remains of an organism
21.
What is absolute dating
a)
The age when the rock was formed
b)
dinner and movie with a rock
c)
A range of rock compared to other rocks
d)
Relative dating
22.
What type of scientists study fossils?
a)
Astronomists
b)
Archaelogists
c)
idoentnoeigists
d)
Paleontologists
23.
The Earth is constantly changing.
a)
True
b)
False
24.
Which is the most recent time frame?
a)
Mesozoic
b)
Precambrian
c)
Holocene
d)
Cretaceous
25.
Put this in order of smallest to largest time frame.
a)
Eon, Era, Periods, Epoch
b)
Periods, Epoch, Eon, Era,
c)
Epochs, Periods, Eras, Eons
d)
Eras, Periods, Epochs, Eons
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