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Earth's History Review

Total questions: 71

Worksheet time: 45mins

Name
Class
Date
1.
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
2.
Which is the most accurate method scientists can use to estimate Earth's age?
a)
relativism
b)
superposition
c)
relative dating
d)
radioactive dating
3.
Fossil remains of a trilobite are most likely to be found in which type of rock?
a)
igneous
b)
volcanic
c)
sedimentary
d)
metamorphic
4.
The longest subdivision of time
a)
Eon
b)
Era
c)
Epoch
d)
Extinct
5.
According to the law of superposition, which layer is the youngest?
a)
A
b)
B
c)
C
6.
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
7.

What era did the dinosaurs live in?

a)

jurassic

b)

cretaceous

c)

mesozoic

d)

triassic

8.

What event occurred the earliest in geologic history?

a)

appearance of the earliest grasses

b)

appearance of the earliest birds

c)

the grenville orogeny

d)

abundant reptiles

9.

what statement about dinosaurs is correct?

a)

they were the first land animals

b)

they developed from early mamals

c)

they were abundant during the start of the ice age

d)

they became extinct before the neocene period

10.

how many half lives occurred if a fossil was found to contain 25% of its original carbon-14?

a)

1

b)

2

c)

3

d)

4

11.

How many years passed after 3 half lives of carbon-14 have occured?

a)

5700 years

b)

11400 years

c)

17100 years

d)

12.5

12.

compared to the length of time for the 1st half life, the length of time for the 2nd half life?

a)

less

b)

the same

c)

greater

13.

Fossils are most likely found in a sample of...

a)

shale

b)

schist

c)

basalt

d)

slate

14.

The tug hill plateau would contain this type fossil..

a)

Eualptoncrinus

b)

Valcouroceras

c)

Manticoceras

d)

Elliptoncenphala

15.

The following picture is demonstrating...

a)

drainage patterns

b)

tilting and banding

c)

faulting and banding

d)

faulting and folding

16.

What is the sequence of the geological cross section?

a)

DBCA

b)

ABCD

c)

ACBD

d)

DCBA

17.

Which of the following shows the correct sequence of events?

a)

z came before q

b)

e came before x

c)

d came before x

d)

e came before d

18.

which radioactive isotope is best used for finding the age of a mastodon bone?

a)

potassium-40

b)

rubidium-87

c)

uranium-238

d)

carbon-14

19.

which of the following is not a feature of a good index fossil?

a)

distinct characteristics

b)

wide spread

c)

lived for a short period of time

d)

very common organism

20.

which of the following letters would represent a good index fossil?

a)

a

b)

b

c)

c

d)

d

21.

how many half lives had carbon-14 gone through after 22.8 x103 ?

a)

1

b)

2

c)

3

d)

4

22.

which type of plate tectonic motion would produce this land form?

a)

convergent

b)

divergent

c)

transform

d)

rift valley

23.

what metamorphic rock would you expect to find at point A?

a)

marble

b)

slate

c)

sandstone

d)

quartizite

24.

which of the following fossils would you be likely to find at the Tug Hill Plateau?

a)

Maclurites

b)

Eospirifer

c)

Eurypterus

d)

Elliptocephala

25.

how much daughter is formed when 1000g of radioactive isotope decays for three half lives?

a)

875 grams

b)

250 grams

c)

125 grams

d)

175 grams

26.

There are 200 g of an isotope in a rock. how many half lives have passed when 25 g of original is left?

a)

1

b)

2

c)

3

d)

4

27.

In which NYS landscape region would you expect to find a Naples Tree Fossil?

a)

erie- ontario lowlands

b)

tug hill plateau

c)

allegheny plateau

d)

hudson highlands

28.

Which layer is older?

a)

shale

b)

sandstone

c)

conglomerate

29.

sequence the rocks...

a)

H-G-F-E-D-C-B-A

b)

D-E-F-G-C-B-A-H

c)

G- F- E-D-H-C-B-A

d)

A-B-C-H-D-E-F-G

30.

Line A-B is the result of

a)

a long period of weathering and erosion called an unconformity

b)

a volcanic eruption leaving a layer of ash

31.
What is 'half-life'?
a)
The age determined by the things around it.
b)
The age of an igneous rock.
c)
The age determined by radioactive dating.
d)
The time it takes for 1/2 of the radioactive atoms to decay in an element.
32.
Fossils are usually found in 
a)
igneous rock
b)
extrusions
c)
intrusions
d)
sedimentary rock
33.
Which layer is the oldest?
a)
D
b)
C
c)
B
d)
A
34.
Which principle or law states that "the processes that shape the world today also operated in the past."
a)
Uniformitarianism
b)
Original Horizontality
c)
Lateral Continuity 
d)
Superposition 
35.
Which principle or law states that "When layers of sediments are deposited, they settle in flat, horizontal layers."
a)
Uniformitarianism
b)
Original Horizontality
c)
Lateral Continuity 
d)
Superposition 
36.
After four half-lives, what fraction of the original parent isotopes remain?
a)
1/4
b)
1/16
c)
1/8
37.
The original element that undergoes radioactive decay is known as the...
a)
daughter element
b)
half-life
c)
parent element
d)
carbon-14
38.
Precambrian, Paleozoic, Mesozoic, and Cenozoic all belong to:
a)
Epochs
b)
Eras
c)
Periods
d)
Eons
39.
Which division of the geologic time scale is the longest?
a)
Eon
b)
Period
c)
Era
d)
Epoch
40.
The earliest part of Earth's history is called the:
a)
Cenozoic
b)
Cambrian
c)
Holocene
d)
Precambrian
41.
Which is the correct order for the 3 eras on geologic time scale.  This order is from oldest to current.
a)
Paleozoic, Mesozoic, Cenozoic
b)
Mesozoic, Paleozoic, Cenozoic
c)
Cenozoic, Mesozoic, Paleozoic
42.
How old is the Earth?
a)
4.6 billion years
b)
1.4 billion years
c)
4.6 million years
d)
6000 years
43.
In which time period are we currently living?
a)
Precambrian
b)
Paleozoic Era
c)
Mesozoic Era
d)
Cenozoic Era
44.
Which rock layer is the newest?
a)
A
b)
B
c)
C
d)
D
45.
The end of life for a group of organisms, usually a species, is called?
a)
Mass extinction
b)
localized extinction
c)
a freak accident
d)
a purge
46.
Who first proposed the theory of continental drift?
a)
Alfred Wegener
b)
Harry Hess
c)
Bill Nye
d)
Thomas Edison
47.
What was the name of the super continent proposed by Alfred Wegener?
a)
Pangaea
b)
Pantene
c)
Superland
d)
Giganticus
48.
The law that state that newest rock layers are on top of older rock layers is?
a)
Law of Universal Gravitation
b)
Law of Superposition
c)
Newton's Third Law
d)
Law of Conservation of Mass
49.
Which fossil makes the best index fossil?
a)
Fossil 1
b)
Fossil 2
c)
Fossil 3
d)
None follow all of the rules
50.
Absolute age...
a)
gives a number
b)
compares age (older/younger)
51.
If a picture has NUMBERS, it is an example of ...
a)
relative dating
b)
absolute dating
52.
Gaps in rock layers caused by erosion are called
a)
law of superposition
b)
unconformities
c)
uniformitarianism
d)
relative dating
53.
What 2 things make a good index fossil?
a)
Good looks and a great smile
b)
widespread and on Earth of a short time
c)
widespread and on Earth for a long time
d)
only found in Clinton Twp and in every rock layer
54.
Which plate tectonic events occurred as the Iapetus Ocean closed?
a)
Taconian orogeny and Grenville orogeny
b)
Taconian orogeny and Acadian orogeny
c)
Alleghenian orogeny and Acadian orogeny
d)
Alleghenian orogeny and Grenville orogeny
55.

What is the sequence of the geological cross section?

a)

D B C A

b)

A B C D

c)

A C B D

d)

D C B A

56.

Which of the following shows the correct sequence of events?

a)

Z came before Q

b)

E came before x

c)

D came before x

d)

E came before D

57.

Which radioactive isotope is best used for finding the age of a mastodon bone?

a)

Potassium-40

b)

Rubidium-87

c)

Uranium-238

d)

Carbon-14

58.

Which of the following is NOT a feature of a good index fossil?

a)

distinct characteristics

b)

wide spread

c)

lived for a short period of time

d)

very common organism

59.

Which of the following letters would represent a good index fossil?

a)

A

b)

B

c)

C

d)

D

60.

How many half lives has carbon-14 gone through after 22.8 x 103?

a)

1

b)

2

c)

3

d)

4

61.

Which type of plate tectonic motion would produce this land form?

a)

convergent

b)

divergent

c)

transform

d)

rift valley

62.

What metamorphic rock would you expect to find at point A?

a)

marble

b)

slate

c)

sandstone

d)

quartzite

63.

Which of the following fossils would you be likely to find at the Tug Hill Plateau?

a)

Maclurites

b)

Eospirifer

c)

Eurypterus

d)

Elliptocephala

64.

How much daughter is formed when 1000 g of a radioactive isotope decays for three half lives?

a)

875 grams

b)

250 grams

c)

125 grams

d)

175 grams

65.

There are 200 g of isotope in rock. How many half lives have passed when 25g of original?

a)

1

b)

2

c)

3

d)

4

66.

In which New York State Landscape region would you expect to find a Naples Tree Fossil?

a)

Erie- Ontario Lowlands

b)

Tug Hill Plateau

c)

Allegheny Plateau

d)

Hudson Highlands

67.

How much daughter is formed when 1000 g of a radioactive isotope decays for three half lives?

a)

875 g

b)

250 g

c)

125 g

d)

175 g

68.

There are 200 g of isotope in rock. How many half lives have passed when 25g of original?

a)

1

b)

2

c)

3

d)

4

69.

:In which New York State Landscape region would you expect to find a Naples Tree Fossil?

a)

Erie- Ontario Lowlands

b)

Tug Hill Plateau

c)

Allegheny Plateau

d)

Hudson Highlands

70.

Which rock layer is older?

a)

shale

b)

sandstone

c)

conglomerate

71.

Sequence the rocks

a)

H-G-F-E-D-C-B-A

b)

D-E-F-G-C-B-A-H

c)

G- F- E-D-H-C-B-A

d)

A-B-C-H-D-E-F-G

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