wayground logo

Free Printable Worksheets

Font size

S
M
L
XL
Worksheets

Earth Science Standards

Total questions: 132

Worksheet time: 4hrs 35mins

Name
Class
Date
1.

Based on the most current radiometric dating data, about how old is Earth?

a)

40 billion years old

b)

20 billion years old

c)

4.6 billion years old

d)

4.6 million years old

2.

According to the diagram, what is the most recent event?

a)

B

b)

I

c)

R

d)

H

3.
Geologists studied fossils taken from the top of a mountain. The chart lists several fossils taken from this location as well as their original habitat.What can be concluded based on the fossil evidence?
a)
The mountain climate was once much warmer than it is today.
b)
The mountain climate was once much colder than it is today.
c)
The mountain was covered by water at some point in the past.
d)
The elevation in the area was much higher at some point in the past.
4.
Fossil remains of a trilobite are most likely to be found in which type of rock?
a)
igneous
b)
volcanic
c)
sedimentary
d)
metamorphic
5.

Rain and wind cause _____________________ on top of the Earth's crust.

a)

intrusion

b)

erosion

c)

have no effect

d)

heat

6.
What can be concluded from the locations of the index fossils in the rock layers at the three different regions?
a)
Rock layers A, Y, and P are approximately the same age.
b)
Rock layers B, Y, and Q are approximately the same age.
c)
Rock layers C, Z, and P are approximately the same age.
d)
Rock layers D, Z, and S are approximately the same age.
7.

Erosion would be occurring on the_______

a)

bottom layer of rock strata

b)

top layer of rock strata

c)

middle layers of rock strata

d)

none of the rock strata

8.

Which of the following is a requirement of index fossils?

a)

Lived over a vast time period but found only in one location

b)

lived only for a short time but was found all over the world

c)

Not a prevalent species at any time

d)

Still alive today

9.
If scientists found this fossil, what could they infer?
a)
what fish are like today
b)
that this fish lacked oxygen
c)
what kind of animal ate this fish
d)
that water once covered the area
10.

Which process slowly changes Earth's surface by breaking rocks and soil into smaller pieces?

a)

weathering

b)

landslide

c)

erosion

d)

eruption

11.

What Era are we currently in?

a)

Paleozoic

b)

Mesozoic

c)

Cenozoic

d)

Triassic

12.

Which Era was dominated by dinosaurs?

a)

Paleozoic

b)

Mesozoic

c)

Cenozoic

d)

Cambrian

13.

Which statement is true?

a)

The oldest layers of rock and soil are closest to the surface of the earth

b)

The youngest layers of rock and soil are farther away from the surface of the earth.

c)

inclusions are younger than the layers they are found in

d)

Absolute dating and relative dating are two methods used by scientists to determine the age and sequence of geologic events.

14.

90% of Earth’s history occurred during which era?

a)

Precambrian

b)

Paleozoic

c)

Mesozoic

d)

Cenozoic

15.
During sea floor spreading, molten material rises up from the mantle...
a)
along the continents
b)
at the mid ocean ridges
c)
deep ocean trenches
d)
at north and south poles
16.
Which of the following is where one plate slides under another plate?
a)
submarine zone
b)
divergence zone
c)
subduction zone
d)
lower zone
17.
The area around the pacific plate where boundaries form is called...
a)
death ring
b)
fire zone
c)
ring of fire
d)
zone of fire
18.
This land formation occurs at a divergent continental/ continental boundary.
a)
mid ocean ridge
b)
deep ocean trench
c)
pacific hot spot
d)
rift valley
19.
Name the boundary
a)
convergent boundary
b)
divergent boundary
c)
transform boundary
d)
sergent boundary
20.
What is represented by the picture? 
a)
Sea-floor spreading
b)
Pangea
c)
How the continents are arranged today
d)
Volcanoes
21.
Name the boundary
a)
convergent boundary
b)
divergent boundary
c)
transform boundary
d)
sergent boundary
22.
Which type of crust is more dense and thinner?
a)
Continental
b)
Asthenosphere
c)
Oceanic
d)
Byers
23.
What was Wegener's hypothesis called?
a)
The Pangea 
b)
Moving Continents 
c)
The Continental Drift
d)
Techtonic Plates
24.
Which answer below correctly describes the formation of a volcanic island arc?
a)
Islands are created along the mid ocean ridge as new oceanic crust is formed.
b)
Islands are created one at a time as the plate moves across a hot spot in the mantle.
c)
Islands are created along a subduction zone as oceanic crust is forced back down in to the mantle.
d)
Islands are created as pressure is released when two tectonic plates are pulled apart.
25.
The OLDEST seafloor is located? 
a)
Closest to the mid-ocean ridge
b)
Farthest from the mid-ocean ridge
26.

What were 2 kinds of evidence were used to prove that the seafloor spread?

a)

rock formations, WWII shipwrecks

b)

magnetic seafloor stripes, WWII ship logs

c)

magnetic seafloor stripes, age of rocks

27.
What does constructive force mean?
a)
destroying land forms
b)
land forms from volcanoes
c)
creating new land forms by sediment
d)
creating rocks and dirt
28.
What are two types of weathering?
a)
Chemical and robotic
b)
chemical and mechanical 
c)
mechanical and robotic
d)
robotic and biological
29.
Soil formation begins with the weathering of_______.
a)
Humas
b)
Subsoil
c)
Litter
d)
Rock
30.

The movement of the tectonic plates is caused by

a)

the rotation of the Earth.

b)

convection currents in the Asthenosphere

c)

the gravity of the iron-nickel core.

d)

the Moho discontinuity.

31.

Observe this diagram of a plate boundary. One statement BEST describes what is happening. It is that

a)

the oceanic crust is melting.

b)

the denser ceanic crust is subducting under the less dense oceanic crust

c)

volcanic islands are forming.

d)

the tectonic plates are moving away from each other.

32.
Wegener’s proposal of a supercontinent was supported by:
a)
earthquake data
b)
seafloor magnetism
c)
rock, fossil, and climate data.
d)
convection currents in the mantle.
33.

Below is a picture of sea-floor spreading. How are the ocean crusts moving?

a)

Converging

b)

Diverging

c)

Sliding

d)

No movement

34.

A seismograph tells us what information about an earthquake?

a)

How deep within the earth the earthquake occurred.

b)

How far a tsunami will travel

c)

How much damage the earthquake caused

d)

How strong the earthquake is

35.

The picture here shows a landslide. What can you infer from the picture?

a)

Landslides are a destructive process that break apart the surface of the earth.

b)

Landslides are a constructive process that build new mountains and dams on the surface of the earth.

c)

Landslides are caused by volcanic eruptions,

d)

Landslides are helpful to road crews.

36.

Sand dunes can be viewed in the picture. What is the best way to simulate the formation of sand dunes?

a)

Use a hair dryer to blow sand into piles showing how wind can deposit sand in new locations.

b)

Use ice to move sand from one place to another the way that a glacier would on the earth's surface.

c)

Use water and sand to show how water can move sand from one place to another through the process of erosion.

d)

Use sand and a shaky table to show how earthquakes can move parts of the earths surface.

37.

How can plants cause the weathering of rocks?

a)

roots can grow into or near rocks causing the rocks to break down over a period of time.

b)

plants can chemically break down rocks using photosynthesis

c)

plant roots can use the rocks as a source of nutrients and break them down over time

d)

plants can release water vapor into the air that causes the rocks to break down over time.

38.

What are the warning signs of an impending volcanic eruption?

a)

Rising sea levels

b)

Observing ground deformation, increased seismic activity, changes in gas emissions, and changes in water and ground temperature

c)

Increased bird activity

d)

Changes in cloud formations

39.

What is letter E?

a)

Heat and pressure

b)

Melting

c)

Deposition, Compaction, Cementation

d)

Weathering and erosion

40.

Name the type of force working on the rocks in the picture.

a)

Slow constructive

b)

Quick constructive

c)

Quick destructive

d)

Slow destructive

41.

What are the different categories of tornadoes based on their intensity?

a)

Enhanced Fujita (EF) scale

b)

Beaufort scale

c)

Saffir-Simpson scale

d)

Richter scale

42.

A geologist identifies the identical index fossils in rock layers from two different areas. Which conclusion is best supported by this discovery?

a)

The deposition rate of the two rock layers was identical.

b)

The fossil organism evolved independently in the two separate areas.

c)

The two rock layers were deposited at approximately the same time.

d)

The index fossil will also occur in sediment deposited on top of these rock layers.

43.

Warmer material in the convection current rises because it is (a)   dense.

44.
what is the meaning of convection?
a)
cold rises heat falls
b)
heat
c)
cold
d)
hot rises cold falls
45.

Heat rises because it is _________.

a)

more dense

b)

less dense

46.

cold sinks because it is___________.

a)

more dense

b)

less dense

47.

What is one way mass extinctions have affected the process of evolution?

a)

A. They slow down the rate of evolution permanently.

b)

B. They create new environments where species must adapt.

c)

C. They prevent new species from developing.

d)

D. They cause all life forms to disappear permanently.

48.

What are Natural Resources that take millions of years to replenish?

a)

nonrenewable resources

b)

renewable resources

49.

A wheel or rotor made to revolve by a fast moving flow of water, steam, gas, air, or other fluid.


a)

nuclear fission

b)

turbine

c)

water

d)

carbon cycle

50.

a form of energy that harnesses the power of moving water, such as water over a waterfall


a)

geothermal energy

b)

solar energy

c)

hydroelectric energy

d)

fossil fuels

51.

When heat is trapped and absorbed in the Earth's atmosphere by greenhouse gases


a)

global dependency

b)

climate change

c)

geothermal energy

d)

solar energy

52.

What are three examples of fossil fuels?


a)

acid rain, coal, oil

b)

land, uranium, oil

c)

coal, oil, natural gas

d)

uranium, oil, carbon dioxide

53.

Which of the following answer choices is a disadvantage of using fossil fuels?


a)

low cost

b)

leads to climate change

c)

oil producing gasoline

d)

can be stored and transported

54.

What prevents water from seeping out under an aquifer?

a)

The Mantle

b)

Bedrock that is impermeable

c)

Permeable limestone and sandstone

d)

Topsoil

55.

Which species has the greatest ability to impact our environment?

a)

Humans

b)

Cattle

c)

Elephants

d)

Whales

56.

Which is not true about fossil fuels

a)

They are limited

b)

We are using them up faster than nature can produce them

c)

They are more expensive that renewable energy

d)

They produce carbon dioxide when burned

57.

Which of the following is a source of air pollution? (Select all that apply)

a)

Coal

b)

Nuclear

c)

Solar

d)

Biomass

58.

Which is NOT a way to conserve natural resources?

a)

Run the dishwasher only when it's full

b)

Take longer showers

c)

Unplug small electronics when they're done charging

d)

Use reusable containers when possible

59.

Coal is a solid fossil fuel formed from

a)

the remains of animals

b)

rocks

c)

decaying plant remains

d)

hardened lava

60.

Energy conservation means

a)

slowing down a chemical change

b)

burning a fuel to release energy

c)

using fossil fuels to produce electricity

d)

reducing energy use

61.

What is deforestation?

a)

Cutting down trees in a forest.

b)

Planting new trees on empty land.

c)

Using trees to produce oxygen.

d)

Looking for new types of medicine in a forest.

62.
What is Humus?
a)
something scientist found on the planet Mercury
b)
a great snack to eat on crackers
c)
the bottom layer of subsoil
d)
part of the soil that is made up of decayed organic materials
63.

Electronic devices are made from renewable resources

a)

true

b)

false

64.
If heat and pressure inside the Earth cause a rock to melt, the material that formed would be
a)
Metamorphic
b)
Magma
c)
Sedimentary
d)
Igneous
65.
As lava cools and crystallizes, what type of rock will form?
a)
Sedimentary
b)
Metamorphic
c)
Extrusive Igneous
d)
Intrusive Igneous
66.

Which is the process that breaks up rock on Earth’s surface?

a)

deposition

b)

melting

c)

compaction

d)

weathering

67.
This rock started as molten magma. What type of rock is this?
a)
Sedimentary
b)
Igneous
c)
Metamorphic
68.

Rocks that form from colling magma inside Earth?

a)

Igneous intrusive

b)

Igneous extrusive

c)

Metamorphic foliated

d)

Metamorphic nonfoliated

69.
The process in which dissolved minerals crystallize and glue sediment together.
a)
compaction
b)
deposition
c)
organic rock
d)
cementation
70.
The three groups of rocks are classified by
a)
How they form
b)
Color
c)
Grain size
d)
Chemical Composition
71.

The movement or transportation of sediment from one location to another. This is a destructive process.

a)

Weathering

b)

Erosion

c)

Deposition

d)

Grooves

72.

Dropping off sediment to a new location. This is a constructive process.

a)

Weathering

b)

Erosion

c)

Deposition

d)

Grooves

73.

Which of the following is created by a constructive force? *More than one answer*

a)

landslide

b)

sinkhole

c)

delta

d)

sand dune

e)

canyon

74.

Destructive forces are processes…

a)

build up the earth's surface

b)

tearing down the earth's surface

c)

both answers are correct

d)

no correct answer

75.

 What are constructive forces?

a)

add sediment to existing areas of land

b)

 build up Earth's crust,

c)

 destroys all landforms

d)

create new landforms,

76.

Name a way that tectonic forces can be constructive at a 

Convergent boundary ? 

a)

when they tear down sand dunes

b)

When they form  mountains

c)

when they destruct volcanoes with violent eruption

d)

when rock is weathered

77.

THE CREATION OF CRUST AT A MID OCEAN RIDGE IS CONSIDERED TO BE WHAT KIND OF A FORCE

a)

CONSTRUCTIVE

b)

DESTRUCTIVE

c)

JEDI

d)

HORSE

78.

Which of the following building techniques would be most appropriate if you needed to protect

a home from the effects of flooding?

a)

a. No basements in homes

b)

b. Steel beams

c)

c. Heated sidewalks

d)

d. Storm shelter

79.

You live in the city here located on the banks of a river between a mountain and an ocean shore. Based on this location, which of these hazards might be the greatest risk for this city?

a)

a. Flooding

b)

b. Tornado

c)

c. Sinkholes

d)

d. Drought

80.

Which of the following effects of a volcanic explosion would be globally catastrophic?

a)

a. A landslide wiping out animals within 1 mile of the explosion

b)

b. The mountains underneath the volcano collapsing

c)

c. The temperature increasing in the nearby town

d)

d. The ash cloud spreading through the atmosphere

81.

What SCALE measures the total amount of energy that is released by an earthquake in the US?

a)

A. Mercalli Scale

b)

B. Fujita Scale

c)

C. Saffir-Simpson Scale

d)

D. Richter Scale

82.

A student observes the map showing the tornadoes that were reported in April of 2019. Which impact would the student most likely observe in locations with reported tornadoes?

a)

increased soil loss and desertification

b)

increased damage to buildings, structures, and trees

c)

decreased access to water storage and water bodies

d)

decreased amount of dry land near rivers and streams

83.

A region experiences frequent earthquakes that result in property damage. Engineers

are designing a building for the region that can better withstand the effects of

earthquakes. Which is an essential feature that the engineers should include in their building

design?

a)

A The building should be large to stop earthquake waves when they approach.

b)

B The building should be tall to withstand ground shaking for a long period of time.

c)

C The building should be flexible to move when the ground shakes to absorb energy.

d)

D The building should be built with a deep foundation to help redirect earthquake waves.

84.

Which of the following natural hazards is easiest to detect and alert the public in advance?

a)

Hurricanes because they can often be seen from satellite images as they form and move towards land.

b)

Tornadoes because they can be seen from the ground and generally move in very predictable patterns.

c)

Wildfires because they often move across areas very slowly and can be easily managed to prevent spread.

d)

Land subsidence and sinkholes because it is easy to tell when and where they are likely to occur.

85.

Which statement best explains why wildfires are difficult to effectively predict?

a)

Wildfires often occur accidentally from human activity and can spread quickly due to the wind.

b)

Wildfires generally occur at night and are difficult to see and identify before they are out of control.

c)

Wildfires cannot be seen from aerial views and satellite images and they often go unseen.

d)

Wildfires are most often caused by lightning storms and it is difficult to predict where lightning will strike.

86.

How many seismograph stations are needed to determine the exact epicenter of an earthquake?

a)

One

b)

Two

c)

Three

d)

Four

87.

A teacher asks the class to research how seismometers and GPS technologies differ in predicting earthquakes. What is the key difference between the two?

a)

GPS tracks ground movement over time, and seismometers forecast weather patterns.

b)

GPS predicts the exact time of an earthquake, and seismometers forecast weather patterns.

c)

GPS tracks ground movement over time, and seismometers record the shaking of the ground.

d)

GPS records the shaking of the ground, and seismometers predict the exact location of an earthquake.

88.

Which technology used to predict natural hazards provides the greatest warning time before the hazard occurs?

a)

Doppler radar for tornadoes

b)

seismographs for earthquakes

c)

computer modeling systems for hurricanes

d)

water level and rainfall simulators for floods

89.

What is the significance of the discovery of Mesosaurus fossils in both South America and Africa, which are separated by the Atlantic Ocean?

a)

The Mesosaurus could fly across the oceans.

b)

South America and Africa were once joined together.

c)

A type of Mesosaurus species could swim long distances.

d)

South America and Africa had Mesosaurus evolve at the same time.

90.

How does the discovery of similar rocks of the same age on different continents provide evidence for plate tectonics?

a)

It indicates an equal rate of erosion and deposition across the planet.

b)

It implies that meteorite impacts struck multiple continents at the same time.

c)

It suggests that widespread volcanic eruptions occurred in the past across multiple continents.

d)

It supports the idea that continents were once joined together and have since drifted apart over time.

91.

Which geological feature supports that tectonic plates have spread apart over time?

a)

Deep sea trenches

b)

Mid-ocean ridges

c)

Mountain ranges

d)

Volcanic islands

92.

The image shows two tectonic plates moving away from each other. What must have caused the plates to move apart from each other?

a)

the gravitational pull of the Moon

b)

convection currents in the mantle

c)

increase in the Earth's magnetic field

d)

decrease in the weight of the tectonic plate

93.

What causes the formation of oceanic trenches?

a)

the presence of salt in ocean water

b)

the movement of fish and other marine life activities

c)

the weight of water pushing down on the ocean floor

d)

the movement of tectonic plates that are driven by convection currents

94.

A mid-ocean RIDGE is located at the boundary of two tectonic plates. Which diagram correctly models the relative plate motion on each side of a mid ocean ridge?

a)
b)
c)
d)
95.

This landform can occur at a divergent plate boundary.

a)

ocean trench

b)

mid-ocean ridge

c)

tall mountains

d)

transform fault

96.

Which of these events can ONLY happen on a DIVERGENT BOUNDARY?

a)

Rift Valley

b)

Mountain

c)

A peninsula

d)

An Insanely complex, long answer that you will click out of instinct.

97.

The upper most part of the mantle and the crust together form a hard layer colled the...

a)

Lithosphere

b)

Trench

c)

Mid-ocean ridge

d)

Asthenosphere

98.

The diagram shows a model of the movement of two tectonic plates. When the plates collide, on plate often moves below the other plate. The rising magma that can result from this type of plate movement may produce-

a)

fossil layers

b)

volcanic islands

c)

deep-sea sediment

d)

seafloor spreading

99.
A trench forms at a _________ boundary.
a)
convergent
b)
divergent
c)
transform
d)
vertical
100.
What type of boundary is shown at A?
a)
transform
b)
convergent
c)
divergent
d)
subduction
101.
What is happening at point B?
a)
subduction
b)
a divergent boundary
c)
convection
d)
an earthquake
102.
Where would the oldest rock be found?
a)
L
b)
M
c)
N
d)
O
103.
The Himalayas in Asia are an example of what type of plate boundary?
a)
divergent
b)
continent-to-continent convergent
c)
ocean-to-continent convergent
d)
transform
104.

Which of the following would fill the space marked "X"

a)

Igneous Rock

b)

Metamorphic Rock

c)

Magma

d)

Sedimentary Rock

105.

Which of the following best completes the space marked "X"

a)

Sedimentary Rock

b)

Metamorphic Rock

c)

Igneous Rock

d)

Magma

106.

Which of the following best completes the space marked "X"

a)

Sedimentary Rock

b)

Metamorphic Rock

c)

Igneous Rock

d)

Magma

107.

At which location is new crust formed?

a)

X

b)

Y

108.

At which location is the crust being recycled?

a)

X

b)

Y

109.

Which rock layers are most likely the same age?

a)

5 and 9

b)

1 and 7

c)

3 and 8

d)

2 and 6

110.

Which statement best explains the reason for Pangaea breaking apart?

a)

Solar radiation from the sun and meteor impacts caused the cracks to form in Pangaea

b)

Convection in the Earth's interior caused Pangaea to break apart into several different landmasses

c)

Weathering and erosion caused earthquakes that broke the earth's crust

d)

Forces from within the Earth resulted in some areas sinking below sea level and others rising upward

111.

Convection currents happen in the ______ of the earth

a)

core

b)

mantle

c)

crust

112.

Which letter represents the layer of earth where convection occurs?

a)

X

b)

Z

c)

Y

113.

What process is happening at #2

a)

Evaporation

b)

Condensation

c)

Precipitation

d)

Transpiration

114.

What is the process happening at #3

a)

Evaporation

b)

Precipitation

c)

Condensation

d)

Transpiration

115.

True or False: The more pores in the ground, the less ground water is stored there.

a)

True

b)

False

116.
What are the names of the four types of Soil?
a)
humus, sand, silt, clay
b)
humus, sand silt, bark
c)
sand, silt,clay
117.
What are the two types of weathering?
a)
Mechanical and Physical
b)
Mechanical and Chemical
c)
Chemical and Abrasion
d)
There's more than two types
118.
Wind abrasion (wind blowing sand against something) is an example of _______ weathering.
a)
Chemical
b)
Mechanical
119.
The youngest rocks would be located _____
a)
Closest to the mid-ocean ridge
b)
farthest away from the mid-ocean ridge
c)
in the middle of the mid-ocean ridge
d)
none of these
120.

Wave energy from the ocean can be harnessed to power generators to make electricity. Energy from ocean tides can also be used to make electricity. How would you categorize these two sources of energy?

a)

Both are nonrenewable.

b)

Wave energy is nonrenewable. Tidal energy is renewable.

c)

Both are renewable.

d)

Wave energy is renewable. Tidal energy is nonrenewable.

121.
Which of the following issues is the cause of the other environmental impacts caused by humans?
a)
pollution
b)
human population growth
c)
climate change
d)
habitat destruction 
122.
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 rock layers
d)
the super powers of rocks
123.
To be considered an index fossil, it had to have lived for a relatively short period of time.
a)
True
b)
False
124.
When particles are eroded and moved, they are eventually laid down in a process called: 
a)
deposition
b)
weathering
c)
supposition
d)
refraction
125.

Students are studying fossilized animals from the bottom of an ancient lake. The students make drawings of the fossilized animals.

One student claims that the fossilized animals are related to living animals. Which statement best supports the student’s claim?

a)

The fossilized animals have body sizes that are similar to the body sizes of living animals.

b)

The fossilized animals are made of rocky materials that are similar to those in the bones of living animals.

c)

The fossilized animals have body shapes and parts that are similar to the body shapes and parts of living animals.

d)

The fossilized animals show signs of having once lived in habitats that are similar to the habitats of living animals.

126.

There have been 5 mass extinctions in Earth's history. Which of the following answer choices was a cause of these extinctions?

a)

increased carbon dioxide (CO2) levels in the atmosphere

b)

an asteroid impact

c)

melting of glaciers and rising sea levels

d)

widespread volcanic activity

e)

All of them

127.

What impact did the asteroid that caused the extinction of the dinosaurs have on Earth's climate?

a)

It caused a significant cooling period.

b)

It had no impact on the climate.

c)

It caused global warming.

d)

It triggered an ice age.

128.

In order for magma to be converted to igneous rock, which actions must occur?

a)

melting and cooling

b)

heating and pressure

c)

weathering and erosion

d)

crystallization and cooling

129.
The surface of the land displays a mountain range and rivers. What might a scientist conclude about about the environment, based on the fossils in the sedimentary layers? 
a)
A. The land was once a rainforest. 
b)
The area was once covered by a desert. 
c)
C. The area was once a grassy plain. 
d)
D. The area was once near or covered by an ocean. 
130.
Fossils give scientists many clues. A fossil can show...
a)
the color of a bird's feathers.
b)
how many children an animal has.
c)
an animal's favorite thing to eat.
d)
how an animal changed over time.
131.
One of the oldest organisms discovered is called a(n) _________.
a)
dinosaur
b)
micro-organism
c)
trilobite
d)
cast and mold fossil
132.

The process that formed and changed Earth from its beginning to the present

a)

Earth's Evolution

b)

B.C.

c)

Geologic Dating

d)

Conspiracy