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06 Volcanoes & Plate Boundaries

Total questions: 20

Worksheet time: 20mins

Name
Class
Date
1.

New oceanic crust (sea floor) is created at this boundary.

a)

Divergent Oceanic

b)

Divergent Continental

c)

Convergent Oceanic

d)

Transform

2.

Oceanic crust (sea floor) is destroyed at this boundary.

a)

Convergent Oceanic

b)

Divergent Oceanic

c)

Convergent Continental-Continental

d)

Divergent Continental

3.

The process where oceanic crust slides under another plate and is melted is called ___________.

a)

seafloor spreading

b)

subduction

c)

continental drift

d)

recycling

4.

What two crustal features occur near every subduction zone?

a)

Volcanoes and Trenches

b)

Rift Valleys and Mid Ocean Ridges

c)

Volcanoes and Rift Valleys

d)

Mid Ocean Ridges and Trenches

5.
Where do volcanoes come from?
a)
Places where plates move apart
b)
Places where plates are moving together
c)
Hot Spots
d)
All of these options
6.

This is the name for the chain of volcanos around the edge of the Pacific Plate.

a)

Circle of Fire

b)

Ring of Lava

c)

Ring of Fire

d)

One Hot Magma

7.
What is the best explanation for why oceanic crust is subducted by continental crust?
a)
The oceanic crust is cooler than continental crust.
b)
Continental crust is denser than oceanic crust.
c)
Oceanic crust is denser than continental crust.
d)
The oceanic crust is hotter than continental crust.
8.
Hotspots are found ___.
a)
at divergent boundaries
b)
at convergent boundaries
c)
at transform boundaries
d)
within a plate (intraplate)
9.
Yellowstone National Park marks the location of a huge ___________
a)
Island Arc
b)
Divergent Boundary
c)
Convergent Boundary
d)
Hot Spot
10.
Where do 75% of active volcanoes occur?
a)
Intraplate
b)
Divergent Boundaries
c)
Convergent Boundaries
d)
Transform Boundaries
11.
This type of boundary produces the most amount of volcanic rock.
a)
Intraplate
b)
Divergent
c)
Convergent
d)
Transform
12.
An example of an Island Arc would be..
a)
Hawaiian Islands
b)
Aleutian Islands
c)
Himalaya Mountains
d)
Andes Mountains
13.
What are volcanoes under the ocean called?
a)
Calderas
b)
Craters
c)
Sea Holes
d)
Sea Mounts
14.
What is another name for seamounts?
a)
Grey Smokers
b)
Non Smokers
c)
Black and White Smokers
d)
Pahoehoe 
15.
Vocanoes are found...
a)
on land
b)
under water
c)
on islands
d)
all of the above
16.
Where are most volcanoes found?
a)
Southern Hemisphere
b)
Ring of Fire
c)
Mid-Atlantic Ridge
d)
Hot Spots
17.

What type of plate boundary formed the Aleutian Islands

a)

Divergent

b)

Oceanic-Oceanic Convergent

c)

Oceanic-Continental Convergent

d)

Continental-Continental Convergent

18.

What type of plate boundary formed the Andes Mountains

a)

Divergent

b)

Oceanic-Oceanic Convergent

c)

Oceanic-Continental Convergent

d)

Continental-Continental Convergent

19.

What type of plate boundary formed the Himalayan Mountains

a)

Divergent

b)

Oceanic-Oceanic Convergent

c)

Oceanic-Continental Convergent

d)

Continental-Continental Convergent

20.

What type of plate boundary formed the Hawaii Islands

a)

Divergent

b)

Oceanic-Oceanic Convergent

c)

Oceanic-Continental Convergent

d)

Trick Question. Hot Spots are not at plate boundaries