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WorksheetsHistory of the Earth
Total questions: 15
Worksheet time: 9mins
Name
Class
Date
1.
The bottom layer is listed as the oldest. The top layer is listed as the youngest. What is this called?
a)
mineral content
b)
radioactive decay
c)
the law of superposition
d)
the principle of unconformity
2.
T/F? The climates change over time.
a)
True
b)
False
3.
What is this a picture of?
a)
petrified bug
b)
bug trapped in tar sap
c)
bug trapped in hardened tree sap
d)
bug trapped in sediment
4.
Which of these choices describes two kinds of trace fossils?
a)
molds and casts
b)
shells and bones
c)
bee and beetle in amber
d)
petrified and mummified fossils
5.
The Law of Superposition helps scientists to determine what?
a)
The absolute age of rock layers
b)
The age of fossils
c)
The relative age of sedimentary rock layers
d)
the super powers of rocks
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.
According to the law of superposition, the oldest fossils are found
a)
At the top of the rock layers
b)
Near the bottom of the rock layers
c)
In the middle of the rock layers
d)
Somewhat near the surface
8.
Which rock layer in the diagram seems to be the oldest?
a)
F
b)
E
c)
B
d)
A
9.
This rock was formed by smaller pieces of rock that settled at the bottom of a lake millions of years ago. What type of rock is this?
a)
Sedimentary
b)
Igneous
c)
Metamorphic
10.
According to the law of superposition, which layer is the youngest?
a)
A
b)
B
c)
C
11.
Which type of dating method can be used on rock layers by applying the Law of Superposition?
a)
relative dating
b)
absolute dating
c)
radioactive dating
d)
radiometric dating
12.
When we pressed our dinosaur bodies into the clay...What type of "fossil" did it leave us with?
a)
preserved remains
b)
trace
c)
cast
d)
mold
13.
Which term describes this fossil?
a)
amber
b)
cast
c)
mold
d)
bone
14.
What type of fossil is this?
a)
Mold
b)
Carbon flim
c)
Cast
d)
Original Remains
15.
What is hardened tree sap?
a)
coprolites
b)
index fossils
c)
gastroliths
d)
amber
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