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Worksheets

Geologic Phenomena

Total questions: 55

Worksheet time: 14mins

Name
Class
Date
1.

Which one is best described in this picture?

a)

Tsunami

b)

Earthquake

c)

Lightning

d)

Tornado

2.

The supercontinent in the continental drift theory was called ____.

a)

Pantry

b)

Pangaea

c)

Wegenerland

d)

Eurasia

3.

What was the main reason Alfred Wegener’s continental drift theory was rejected?

a)

He did not have any evidence

b)

His proposed mechanisms were physically impossible

c)

He did not propose any mechanisms.

4.
A divergent boundary at two oceanic plates can result in a ____.
a)
volcanic island arc
b)
continental volcanic arc
c)
earthquake
d)
ocean ridges (seafloor spreading)
5.
Which of the following is a geographic example of a transform fault boundary?
a)
continental volcanic arc
b)
volcanic island arc
c)
earthquakes
d)
uplifted mountains
6.
The Himalayas in South Asia are an example of what type of plate boundary?
a)
continental-oceanic convergent
b)
continental-continental convergent
c)
oceanic-oceanic convergent
d)
continental-continental divergent
7.
Continental volcanic arcs are associated with what type of plate boundary?
a)
oceanic-continental convergent
b)
oceanic-oceanic convergent
c)
continental-continental convergent
d)
transform
8.
According to the theory of plate tectonics, ________.
a)
the asthenosphere is divided into plates
b)
the lithosphere is divided into plates
9.
New ocean crust is formed at ______.
a)
convergent boundaries
b)
divergent boundaries
c)
transform fault
10.
What forms when one oceanic plate is forced beneath another plate?
a)
subduction zone
b)
an ocean ridge
c)
a rift valley
d)
an ocean basin
11.
Oceanic lithosphere is destroyed at ______
a)
transform fault boundaries
b)
divergent boundaries
c)
ocean ridges
d)
convergent boundaries
12.
How does the age of the seafloor sediments change with increasing distance from the ocean ridge?
a)
age decreases
b)
age stays the same
c)
age increases
d)
age varies without a pattern
13.

What is the weaker, hotter zone beneath the lithosphere that allows for motion of Earth's rigid outer shell?

a)

crust

b)

outer core

c)

asthenosphere

d)

inner core

14.
The convergence of two continental plates would produce ___________.
a)
island arcs
b)
rift valleys
c)
folded mountains
d)
trenches
15.
What type of boundary is formed when two lithospheric plates slide past one another?
a)
Transform Plate Boundary
b)
Convergent Plate Boundary
c)
Divergent Plate Boundary
d)
Subduction Plate Boundary
16.
What type of boundary is formed when two lithospheric plates collide?
a)
Transform Plate Boundary
b)
Convergent Plate Boundary
c)
Divergent Plate Boundary
d)
Rifting Plate Boundary
17.
What type of boundary is formed when two lithospheric plates move away from each other?
a)
Transform Plate Boundary
b)
Convergent Plate Boundary
c)
Divergent Plate Boundary
d)
Subduction Plate Boundary
18.
What feature forms at a divergent boundary between two oceanic lithospheric plates?
a)
Rift Valley
b)
Folded Mountains
c)
Deep Sea Trench
d)
Mid Ocean Ridge
19.
What feature is formed at a subduction zone?
a)
Deep Sea Trench
b)
Folded Mountains
c)
Rift Valley
d)
Mid Ocean Ridge
20.
Identify the Major Plate labeled B
a)
African Plate
b)
Antarctic Plate
c)
Pacific Plate
d)
Eurasian Plate 
21.
Identify the Major Plate labeled I
a)
African Plate
b)
Antarctic Plate
c)
Pacific Plate
d)
Eurasian Plate 
22.
Identify the Major Plate labeled J
a)
African Plate
b)
Antarctic Plate
c)
Pacific Plate
d)
Eurasian Plate 
23.
Identify the Major Plate labeled D
a)
Indo-Australian Plate
b)
North American Plate
c)
South Americana Plate
d)
Eurasian Plate 
24.
Identify the Major Plate labeled L
a)
Indo-Australian Plate
b)
North American Plate
c)
South Americana Plate
d)
Eurasian Plate 
25.
Which of these explains that Earth's outer layer is broken into large slowly moving pieces? 
a)
Plate Tectonic Theory
b)
Continental Drift 
26.

Which two lettered locations are least likely to experience volcanic activity or earthquakes.

a)

A and B

b)

A and E

c)

C and E

d)

B and C

27.

The primary cause of convection currents in Earth's mantle is believed to be caused by

a)

differences in densities of earth materials

b)

subsidence of the crust

c)

occurrence of earthquakes

d)

rotation of the Earth

28.

The best evidence of crustal movement would be provided by

a)

dinosaur tracks found in the surface bedrock

b)

marine fossils found on a mountaintop

c)

weathered bedrock found at the bottom of a cliff

d)

ripple marks found in sandy sediment

29.

The best evidence of crustal uplift would be provided by

a)

marine fossils in the Rocky Mountains

b)

sediments in the Gulf of Mexico

c)

trenches in the Pacific Ocean floor

d)

igneous rock deep within the Earth

30.

Volcanic activity around the world supports the inference that volcanoes are mostly located in

a)

the centers of landscape regions

b)

the central regions of the continents

c)

zones of crustal activity

d)

zones in late stages of erosion

31.

Which best describes a major characteristic of both volcanoes and earthquakes?

a)

They are related to the formation of glaciers.

b)

They are restricted to the Southern Hemisphere.

c)

They are located in the same geographic areas.

d)

They are centered at the poles.

32.

"Stay out of the area."


This statement is best thing to do in case there is a volcanic eruption. Identify when they should be done.

a)

Before

b)

During

c)

After

33.

"Have disaster supplies on hand."


This statement is best thing to do in case there is a volcanic eruption. Identify when they should be done.

a)

Before

b)

During

c)

After

34.

"If trapped outdoors seek shelter indoors."


This statement is best thing to do in case there is a volcanic eruption. Identify when they should be done.

a)

Before

b)

During

c)

After

35.

"Listen to a radio or television for the latest emergency information."


This statement is best thing to do in case there is a volcanic eruption. Identify when they should be done.

a)

Before

b)

During

c)

After

36.

"Stay away from volcanic ashfall."


This statement is best thing to do in case there is a volcanic eruption. Identify when they should be done.

a)

Before

b)

During

c)

After

37.

"Make evacuation plans."


This statement is best thing to do in case there is a volcanic eruption. Identify when they should be done.

a)

Before

b)

During

c)

After

38.

"Develop an emergency communication plan."


This statement is best thing to do in case there is a volcanic eruption. Identify when they should be done.

a)

Before

b)

During

c)

After

39.

"Protect yourself."


This statement is best thing to do in case there is a volcanic eruption. Identify when they should be done.

a)

Before

b)

During

c)

After

40.

"Contact your local emergency office or the Philippine Red Cross Chapter for more information on volcanoes."


This statement is best thing to do in case there is a volcanic eruption. Identify when they should be done.

a)

Before

b)

During

c)

After

41.

What do you call geographical regions with very high levels of volcanic activity, formed along the boundaries of Earth's plates?

a)

volcanic belts

b)

island arcs

c)

lava spots

d)

magma belts

42.

Which of the descriptions below is for an island arc?

a)

A curved chain of volcanic islands usually formed along converging plates where subduction takes place near a deep ocean trench.

b)

A major volcanic belt formed by the many volcanoes that rim the Pacific Ocean.

c)

Geographical regions with very high levels of volcanic activity, formed along the boundaries of Earth's plates

d)

An area where material from within the mantle rises and then melts, forming magma.

43.

The Ring of Fire is a major volcanic belt formed by the many volcanoes that rim the Atlantic Ocean.

a)

True

b)

False

44.
This famous transform fault is located in the western United States creates significant earthquake activity for California
a)
New Madrid
b)
Denali Fault
c)
Ramapo Seismic Zone
d)
San Andreas
45.
The Richter scale measures:
a)
the amount of radon gas released
b)
the movement of plates
c)
the strength of an earthquake
d)
the weight of tectonic plates
46.
Which travels fastest, always being the first detected by seismic stations?
a)
P waves
b)
S waves
47.
An instrument that detects and measures earthquakes is a 
a)
seismogram
b)
focus seismic map
c)
focus
d)
seismograph 
48.
Earthquakes under the water can cause _________________________________.
a)
tornadoes
b)
tsunamis
c)
lightening
d)
hailstorms
49.

Many earthquakes happen along the borders of...

a)

Countries

b)

Tectonic Plates

c)

Climate Zones

d)

None of the above.

50.

What type of boundary is shown in the diagram?

a)

Divergent

b)

Convergent

c)

Transform

51.

What type of boundary is shown in the diagram?

a)

Divergent

b)

Convergent

c)

Transform

52.

What type of boundary is shown in the diagram?

a)

Divergent

b)

Convergent

c)

Transform

53.
line of volcanic activity that surrounds the Pacific Ocean basin is the 
a)
Ring of Fire
b)
Aleutian Islands
c)
Hawaiian Islands
d)
Caribbean Islands
54.
Which is subducted in an ocean-continental convergent boundary?
a)
continental plate
b)
oceanic plate
55.
What is the correct order (starting from the surface) of Earth's layers?
a)
crust, outer core, inner core, mantle
b)
mantle, outer core, inner core, crust
c)
crust, mantle, outer core, inner core
d)
outer core, inner core, crust, mantle