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Topic 8 USA Review The Dynamic Earth

Total questions: 99

Worksheet time: 2hrs 3mins

Name
Class
Date
1.
What is the name of the process that continually adds new rock at the Mid Ocean Ridges and pushes old rock out, making an ocean larger?
a)
Sea Floor Spreading
b)
Sublimation
c)
Subduction
d)
Volcanism
2.
What is the name of the theory that was created in the early 1900's that states that the continents where at one time together and have since split apart, citing that specific fossil and landform evidence that supports the theory?
a)
Plate Tectonics
b)
Continental Drift
c)
Sea Floor Spreading
d)
Convection
3.
What is the theorized force that moves the plates?
a)
Subduction
b)
Sea Floor Spreading
c)
Convection
d)
Mid Ocean Ridge
4.
Volcanic Island arcs are formed by what type of boundary?
a)
Continental-Continental Convergent Boundary
b)
Divergent Boundary
c)
Continental-Continental Boundary
d)
Oceanic Oceanic Convergent Boundary
5.
When crust is subducted what is formed?
a)
A Deep Ocean Trench
b)

Earthquakes

c)
Mid Ocean Ridges
d)
Deep Ocean Trenches and Volcanoes
6.
This is a diagram of a transform boundary which of the following things do transform boundaries create?
a)
Deep ocean Trench
b)
Volcano
c)
Mountain
d)
Earthquakes
7.
This is a diagram of the Mid Atlantic Ridge. What type of plate boundary is the Mid Atlantic Ridge?
a)
Divergent
b)
Convergent
c)
Transform
d)
What in the World is a Plate Boundary OH MY GOD I NEED TO STUDY!!!
8.

When matter gains energy (gets hotter), how does that affect the density?

a)

The matter becomes less dense.

b)

The matter becomes more dense.

c)

Density isn't affected.

9.

Which of the following occurs because of convection current?

a)

Tectonic plates on the crust move.

b)

Pressure in the crust increases.

c)

The mantle increases in size.

d)

Pressure in the crust decreases.

10.

What happens to magma that is heated by the core?

a)

It rises.

b)

It sinks.

c)

Plate Tectonics

d)

It becomes part of the inner core.

11.

When matter loses energy (gets cooler), how does that affect density?

a)

The matter becomes less dense.

b)

The matter becomes more dense.

c)

Density isn't affected.

12.

Look at the image. The two continental plates are colliding. Why is the Indian Plate moving under the Eurasian Plate?

a)

It's larger.

b)

It's molten.

c)

It's more dense.

d)

It's less dense.

13.
Why is the Inner Core solid?
a)
Extreme Heat
b)
High Pressure
c)
All the layers are solid
d)
It's made of rock
14.
Which layer of the Earth is the most dense?
a)
crust
b)
mantle
c)
inner core
d)
outer core
15.
What is the thinnest layer of the earth’s composition?
a)
mantle
b)
inner core
c)
crust
d)
outer core
16.
The thickest layer of the earth is the 
a)
crust
b)
mantle
c)
inner core
d)
outer core
17.
The solid, outer layer of the Earth that consists of the crust and the rigid upper part of the mantle
a)
Lithosphere
b)
Mesosphere
c)
Mantle
d)
Crust
18.
Temperature _____________________ as you go deeper into the earth.
a)
increases
b)
decreases
c)
goes up and down depending on the layer
d)
stays the same
19.
Pressure ______________________ as you go deeper into the Earth
a)
increases
b)
decreases 
c)
goes up or down depending on the layer
d)
stays the same
20.
What are the two kinds of crust that the Earth has?
a)
Oceanic and Crustatious Crust
b)
Oceanic and Continental Crust
c)
Optic and Continental Crust
21.
Which layer of Earth is characterized by rock that is plastic, or soft enough to flow?
a)
asthenosphere
b)
crust
c)
lithosphere
d)
inner core
22.

Which mechanical/physical layer is letter A?

a)

Mesosphere

b)

Asthenosphere

c)

Core

d)

Lithosphere

23.

The scientist that came up with the Theory of Continental Drift

a)

Albert Einstein

b)

Alfred Wegener

c)

Sir Ian McKellan

d)

Sir Isaac Newton

24.

The name of the Super Continent Wegener proposed

a)

Wakanda

b)

Pandora

c)

Pangaea

d)

Milky Way

25.
Where on Earth are tectonic plates located?
a)
Outer core
b)
Lithosphere
c)
Mesosphere
d)
Asthenosphere
26.
Which layer of Earth does a tectonic plate ride on top of?
a)
Inner core
b)
Outer core
c)
Lithosphere
d)
Asthenosphere
27.

Volcanoes most often occur at or around subduction zones.

a)

True

b)

False

28.

  1. The Mid Atlantic Ridge is responsible for continents moving closer and closer towards each other.

a)

True

b)

False

29.

where one plate is pushed under another.

a)

Supercontinent

b)

Fault Zone

c)

Subduction Zone

d)

Continental drift

e)

Ocean Ridge

30.

the movement of continents from plate tectonics

a)

Supercontinent

b)

Fault Zone

c)

Subduction Zone

d)

Continental drift

e)

Ocean Ridge

31.

come together

a)

Diverge

b)

Converge

c)

Volcano

d)

Volcanic arc

e)

Ocean Trench

32.

separate

a)

Diverge

b)

Converge

c)

Volcano

d)

Volcanic arc

e)

Ocean Trench

33.

a curved line of volcanoes at plate boundaries

a)

Diverge

b)

Converge

c)

Volcano

d)

Volcanic arc

e)

Ocean Trench

34.

a vent in Earth’s crust where magma travels to the surface and becomes lava.

a)

Diverge

b)

Converge

c)

Volcano

d)

Volcanic arc

e)

Ocean Trench

35.

Which of the following was evidence that Alfred Wegener discovered in support of Pangaea?

a)

Matching fossil records from different continents

b)

Similar rock layers from millions of years ago from different continents

c)

The coastlines of certain continents matched up like a jigsaw puzzle

d)

All of the above

e)

None of the above

36.

Mountain chains from the U.S. and Europe match. What conclusion can you draw from this?

a)

the mountains formed after Pangaea separated

b)

this mountain chain was once one during Pangaea

c)

the mountain chain is still forming due to convergence

d)

none of the above

37.

What is Pangaea?

a)

an ancient reptile Wegener used as evidence of Continental Drift

b)

and ancient fern Wegener used as evidence of Continental Drift

c)

the name of an underwater mountain range

d)

the supercontinent theorized by Wegener

38.

What was the name of the theory that Alfred Wegener proposed to explain the movement of the continents?

a)

Pangea

b)

seafloor spreading

c)

continental drift

d)

plate tectonics

39.

What happens to the temperature and density in the Earth's layers as the depth increases?

a)

they both decrease

b)

they both increase

c)

they stay the same

d)

temperature decreases and density increases

40.

The asthenosphere is part of which layer of Earth?

a)

crust

b)

mantle

c)

outer core

d)

inner core

41.

We journeyed to the center of the Earth, and when we got there we discovered that the core has two parts. One part is liquid and is called the __________________. The other part is dense and solid and is called the __________________.

a)

outer core, inner core

b)

inner core, outer core

c)

mesosphere, asthenosphere

d)

asthenosphere, mesosphere

42.

What is created at the mid ocean ridge during sea floor spreading?

a)

Old oceanic crust

b)

New continental drift

c)

Old contiental crust

d)

New oceanic crust

43.

At which type of plate boundary do two tectonic plates move past each other horizontally, causing earthquakes?

a)

convergent

b)

divergent

c)

transform

d)

none of the above

44.

What role do convection currents in the mantle play in the process of plate tectonics?

a)

they cause earthquakes

b)

they pull plates apart at divergent boundaries

c)

they push plates past each other at divergent boundaries

d)

they create magnetic fields in the core

45.

What is the main reason behind the movement of tectonic plates?

a)

Earth's rotaion

b)

Magnetic poles

c)

Solar Radiation

d)

Convection Currents

46.

The geological theory that states that pieces of Earth's lithosphere are in constant, slow motion is the theory of

a)

subduction

b)

plate tectonics

c)

deep-ocean trenches

d)

seafloor spreading

47.
Volcanoes most commonly form…
a)
near tectonic plate boundaries.
b)
in Earth's polar regions.
c)
along Earth's equator.
d)
in the middle of tectonic plates.
48.
What causes geologic events such as earthquakes, volcanic eruptions, and the creation of mountains?
a)
lithospheric plate movement
b)
ocean tides
c)
position of the planets
d)
atmospheric pressure
49.
Which event cannot be explained by the movement of the lithospheric plates?
a)
tornadoes
b)
mountain formation
c)
earthquakes
d)
volcanoes
50.
Where do most of Earth's earthquakes and volcanoes occur?
a)
along plate boundaries
b)
along hot spots in oceanic crust
c)
at the equator
d)
at the center of continental plates
51.

What geological event can be created in the plate boundary shown below?

a)

Rift Valley

b)

Sea Floor Spreading

c)

Earthquakes

d)

Volcanoes

52.

The diagram illustrates the movements of tectonic plates on Earth. Which statement best describes this diagram?

a)

It shows the convection currents in the mantle.

b)

It shows the convection currents in the outer core.

c)

It shows the radiation of heat through the mantle.

d)

It shows the conduction of heat in the mantle.

53.

Which of the following statement best summarizes the Theory of Plate Tectonics?

a)

The continents don't move and stay in their current locations.

b)

There are convection currents in the mantle that move the Earth’s tectonic plates

c)

The Earth’s lithosphere contains convection currents that move the mantle below.

d)

The Earth is broken into sections that fit together into one super-continent.

54.

A teacher used a pot of boiling water and wood blocks to demonstrate plate tectonics. In the demonstration, the wood blocks represent

a)

convection currents

b)

lithospheric (tectonic) plates

c)

boats

d)

the mantle

55.

Two plates that move away from each other are..

a)

Divergent

b)

Converging

c)

Transforming

d)

None of the above

56.

Mountains are formed at ______ plate boundaries

a)

transform

b)

divergent

c)

convergent

d)

None of the above

57.

Convection currents in the Earth's ______ cause the lithosphere plates to move

a)

Crust

b)

Core

c)

Asthenosphere

d)

Land

58.

The theory of ______ states that the Earth is broken up into pieces that move because of convection currents that happen in the asthenosphere

a)

volcanoes

b)

sea floor spreading

c)

continental drift

d)

Plate tectonics

59.

Explain HOW nature works.

a)

hypothesis

b)

theory

c)

law

60.

A ___ is observed and describes in the natural world what seems to be always true.

a)

hypothesis

b)

theory

c)

law

61.

A scientific theory explains how or why things happen in nature.

a)

True

b)

False

62.

Which of the following is the a picture of a ocean to ocean convergent boundary?

a)
b)
c)
d)

None of those show a ocean to ocean convergent

63.

At which boundary is crust DESTROYED (when melting in the mantle!)?

a)

Continent- continent Convergent

b)

Transform boundaries

c)

Subduction zones

d)

All convergent boundaries

64.

Process by which new ocean crust forms.

a)

Seafloor spreading

b)

Continental drift

c)

Mid-ocean ridge

d)

Rift

65.
The zone where one plate slides under another is called the
a)
Convergent zone
b)
Subduction zone
c)
Transform zone
d)
Mantle zone
66.

What was Wegener's theory?

a)

the earth is flat

b)

the continents were once joined together

67.

Tectonic Plate movement is caused by ______________.

a)

the rotation of the Earth

b)

ocean tides

c)

convection currents in the mantle

d)

the moon's gravity

68.

What type of Boundary is this? What event will occur at this boundary?

a)

Transform / Earthquakes

b)

Subduction / Volcano Eruption

c)

Tornado / Rain

d)

Mountain Building / Volcanism

69.
The San Andrea's Fault in California is which type of boundary?
a)
Convergent
b)
Divergent
c)
Subductive Zone
d)
Transform
70.
What type of boundary is formed when plates slide past each other?
a)
convergent
b)
horizontal
c)
divergent
d)
transform
71.

Earthquake waves are detected, measured, and recorded by instruments called

a)

Chronometers.

b)

Seismographs.

c)

Richter scales.

d)

oscilloscopes.

72.
How do geologists learn about Earth's interior?
a)

indirect evidence from seismic waves

b)

indirect waves from rock samples

c)

direct evidence from rock waves

d)

indirect evidence from seismic rocks

73.
What are the features of Earth's core?
a)
made of iron and nickel, there are two layers, a liquid outer and solid inner
b)
made of hot but solid rock
c)
layer of solid rock including dry land and ocean floor.
74.
To learn about Earth's interior, geologists study how _______ waves move through Earth.
a)
radio
b)
X-ray
c)
seismic
d)
gamma
75.
Dense ball of metal at the center of the Earth.
a)
crust
b)
mantle
c)
inner core
d)
outer core
76.
layer of molten metal surrounding an inner solid layer
a)
crust
b)
mantle
c)
outer core
d)
inner core
77.

The Earth's lithosphere contains

a)

The upper mantle

b)

The oceanic crust

c)

The continental crust

d)

All are correct

78.
The area where two tectonic plates move towards one another creating a subduction zone
a)
Convergent boundary
b)
Transform boundary
c)
Divergent boundary
d)
Fault
79.
The area where two tectonic plates move apart from one another is known as a
a)
Hot spot
b)
Convergent boundary
c)
Divergent boundary
d)
Transform boundary
80.

The creation of new sea floor occurs at _____________________ plate boundaries.

a)

transform

b)

divergent

c)

convergent

d)

continental-continental

81.
Famous transform boundary (fault) running through the state of California
a)
Eurasian Boundary
b)
North American Fault
c)
San Andreas Fault
d)
South American Fault
82.

Sea-floor spreading begins at the

a)

Deep ocean trench

b)

Mid-ocean ridge

c)

Continent's edge

83.

The crust and upper mantle make up Earth's ____.

a)

asthenosphere

b)

lithosphere

c)

core

d)

continents

84.

Seafloor spreading occurs because ____.

a)

new material is being added to the asthenosphere

b)

earthquakes break apart the ocean floor

c)

sediments accumulate at the area of spreading

d)

molten material beneath Earth's crust rises to the surface

85.

What particular event is shown on the picture?

a)

mid-ocean ridge

b)

subduction zone

c)

transform boundary

d)

divergent boundary

86.

In sea-floor spreading, molten material rises from the mantle and erupts

a)

in deep-ocean trenches

b)

along the edges of all the continents

c)

along mid-ocean ridges

d)

at the north and south plate

87.

The process of ___________ continually adds new crust to the ocean floor along both sides of the mid-ocean ridge.

a)

plate tectonics

b)

seafloor spreading

c)

continental drift

d)

convection

88.

The scientist credited with sea-floor spreading is _________

a)

Alfred Wegener, a German scientist

b)

Harry Hess, an American geologist

c)

J.Tuzo Wilson, a Canadian scientist

d)

Kenn Bulaso, a Filipino educator

89.

What is seafloor spreading?

a)

continental crust-continental crust

b)

rift valleys

c)

seafloor spreads

d)

ocean spreads and magma rises to fill in gaps creating a Mid Ocean Ridge

90.

At the Mid-Ocean Ridge and active volcanoes you can find:

a)

fault lines

b)

earthquakes

c)

older crust

d)

newest crust

91.

What kind of plate boundary is shown here? When two plates slide past one another. Example: San Andres Fault

a)

divergent

b)

convergent

c)

transform

d)

submergent

92.

What kind of plate boundary is shown here? When two plates are moving away from one another (divide).

a)

divergent

b)

convergent

c)

transform

d)

subducting

93.

What kind of plate boundary is shown here? When two plates move toward one another (collide).

a)

divergent

b)

convergent

c)

transform

d)

strike slip

94.
Which of the following causes Earth's tectonic plates to move?
a)
Energy from the Sun
b)
Magnetic Pole Reversal
c)
Convection currents in the mantle
d)
Faults in Mountain Ranges
95.

What type of event will most likely occur at this type of boundary?

a)

Earthquake

b)

Volcano Eruption

c)

Tornado

d)

Mountain Building

96.

Volcanic islands can form from magma which is pushed up at a __________ plate boundary

a)

Divergent

b)

Convergent

c)

Transform

97.

Mountain ranges are created when....

a)

Two continental plates collide

b)

Two oceanic plates collide

c)

An oceanic plate subducts under a continental Plate

d)

Two continental plates pull apart

98.
The Theory of Continental Drift states that Pangaea broke apart and the continents "drifted" away from each other
a)
True
b)
False
99.

The mechanism to explain how the continents drifted that Harry Hess contributed is called ___________________.

a)

plate tectonic theory

b)

continental drift

c)

seafloor spreading

d)

hot spot formation

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