-Choose the correct answer by clicking on your answer choice. Only one answer is correct. (2 pts. each)
Question 1
1.
Question 2
2.
Question 3
3.
Question 4
4.
Question 5
5.
Question 6
6.
Question 7
7.
Question 8
8.
Question 9
9.
Question 10
10.
Question 11
11.
Question 12
12.
Question 13
13.
Question 14
14.
Question 15
15.
Question 16
16.
Question 17
17.
Question 18
18.
Question 19
19.
Question 20
20.
Question 21
21.
Question 22
22.
Question 23
23.
Question 24
24.
Question 25
25.
COMPLETION
-Complete the following questions by selecting the correct answer from the word bank. Misspelled words will be marked as incorrect. Some answers may be used more than once, others may not be used at all. (2 pts. each)
Word Bank
magma landforms blocky lava lapilli convergent boundary divergent boundary tiltmeter
transform boundary subduction hot spot rift zone vent magma chamber lava satellite GPS
Question 26
26.
When a magma chamber empties, a(n) __________________ results.
Word Bank
magma landforms blocky lava lapilli convergent boundary divergent boundary tiltmeter
transform boundary subduction hot spot rift zone vent magma chamber lava satellite GPS
Question 27
27.
Parts of tectonic plates that are located above mantle plumes are called ___________________.
Word Bank
magma landforms blocky lava lapilli convergent boundary divergent boundary tiltmeter
transform boundary subduction hot spot rift zone vent magma chamber lava satellite GPS
Question 28
28.
The molten rock inside a volcano is called __________________.
Word Bank
magma landforms blocky lava lapilli convergent boundary divergent boundary tiltmeter
transform boundary subduction hot spot rift zone vent magma chamber lava satellite GPS
Question 29
29.
Cool, stiff lava that forms jumbled heaps is called __________________.
Word Bank
magma landforms blocky lava lapilli convergent boundary divergent boundary tiltmeter
transform boundary subduction hot spot rift zone vent magma chamber lava satellite GPS
Question 30
30.
Craters, calderas and lava plateaus are volcanic _____________________.
Word Bank
magma landforms blocky lava lapilli convergent boundary divergent boundary tiltmeter
transform boundary subduction hot spot rift zone vent magma chamber lava satellite GPS
Question 31
31.
A volcanically active place away from a tectonic plate boundary is a(n) ________________.
Word Bank
magma landforms blocky lava lapilli convergent boundary divergent boundary tiltmeter
transform boundary subduction hot spot rift zone vent magma chamber lava satellite GPS
Question 32
32.
An area where tectonic plates collide is called a(n) _____________________.
Word Bank
magma landforms blocky lava lapilli convergent boundary divergent boundary tiltmeter
transform boundary subduction hot spot rift zone vent magma chamber lava satellite GPS
Question 33
33.
One tectonic plate slides underneath another in a process called __________________.
Word Bank
magma landforms blocky lava lapilli convergent boundary divergent boundary tiltmeter
transform boundary subduction hot spot rift zone vent magma chamber lava satellite GPS
Question 34
34.
A set of deep cracks between tectonic plates is called a(n) ____________________.
Word Bank
magma landforms blocky lava lapilli convergent boundary divergent boundary tiltmeter
transform boundary subduction hot spot rift zone vent magma chamber lava satellite GPS
Question 35
35.
A _______________ is like an underground lake of molten rock.
Word Bank
magma landforms blocky lava lapilli convergent boundary divergent boundary tiltmeter
transform boundary subduction hot spot rift zone vent magma chamber lava satellite GPS
Question 36
36.
Once magma flows onto the Earth's surface, it is called ________________.
Word Bank
magma landforms blocky lava lapilli convergent boundary divergent boundary tiltmeter
transform boundary subduction hot spot rift zone vent magma chamber lava satellite GPS
Question 37
37.
A landform called a _______________ is capable of great destruction and great creation.
Word Bank
magma landforms blocky lava lapilli convergent boundary divergent boundary tiltmeter
transform boundary subduction hot spot rift zone vent magma chamber lava satellite GPS
Question 38
38.
Scientists often use a global positioning system, or __________________, to detect changes in a volcano's shape.
Word Bank
magma landforms blocky lava lapilli convergent boundary divergent boundary tiltmeter
transform boundary subduction hot spot rift zone vent magma chamber lava satellite GPS
Question 39
39.
Changes in temperature show up in infrared _______________ images.
Word Bank
magma landforms blocky lava lapilli convergent boundary divergent boundary tiltmeter
transform boundary subduction hot spot rift zone vent magma chamber lava satellite GPS
Question 40
40.
Changes in temperature, slope or earthquake activity indicate changes in a volcano's ____________________.
MATCHING
-Complete the following matching questions by clicking on the correct answer. Only one answer is correct. (2 pts. each)
Question 41
41.
Question 42
42.
Question 43
43.
Question 44
44.
Question 45
45.
Question 46
46.
Question 47
47.
Question 48
48.
Question 49
49.
Question 50
50.
Do NOT forget to turn in this assignment on Google Classroom after you have submitted it here! No credit will be awarded for unsubmitted assignments.
Pillow lava
A. forms a brittle crust that would be painful to walk on.
B. has a glassy surface with rounded wrinkles.
C. usually oozes from a volcano.
D. forms when lava erupts underwater.
Lava with a high viscosity
A. is runny, almost like water.
B. is thick, like pudding.
C. smells like sulphur.
D. dries smooth and glassy.
A shield volcano
A. is sometimes called a stratovolcano.
B. has a jagged surface.
C. has gently sloping sides.
D. forms when lava erupts underwater.
A large depression that forms when the magma chamber partially empties is a
A. crater.
B. rift.
C. caldera.
D. cinder cone.
A dormant volcano
A. is currently explosive.
B. might erupt again.
C. usually erupts once each year.
D. has never erupted.
Where are volcanoes most likely to form?
A. near the center of continents
B. along bodies of water
C. along plate boundaries
D. in mountainous areas
Which of these would you expect to see during a non-explosive eruption?
A. giant fountains of lava and rock
B. clouds of ash darkening the sky
C. a mountainside caving in
D. huge lava flows
If the water content of magma is high,
A. a non-explosive eruption is likely.
B. probably no eruption will occur.
C. an explosive eruption is more likely.
D. then the temperature at its center is low.
Which type of lava flows most like dripping wax?
A. aa lava
B. pillow lava
C. blocky lava
D. pahoehoe lava
Cool, stiff lava that forms jumbled heaps of sharp chunks near the vent is called
A. pahoehoe lava.
B. lapilli.
C. blocky lava.
D. aa lava
Pyroclastic material forms when
A. lava flows calmly from cracks in the Earth's crust.
B. magma remains underground too long.
C. magma explodes into the air and hardens.
D. lava flows underwater.
The three main types of volcanoes are
A. shield, pahoehoe and vented.
B. cinder, cone and composite.
C. cinder cone, lapilli and caldera.
D. shield, composite and cinder cone.
Most active volcanoes form
A. far from bodies of water.
B. where tectonic plates collide.
C. where tectonic plates separate.
D. where tectonic plates move back and forth.
The volcanoes of Hawaii and other places far from tectonic plate boundaries are known as
A. calderas.
B. mid-ocean ridges.
C. hot spots.
D. viscous volcanoes.
Which catagory of volcano is most likely to erupt in the near future?
A. an active volcano
B. an extinct volcano
C. a dormant volcano
D. a viscous volcano
A tiltmeter is an instrument that measures
A. gas ratios in a volcano.
B. changes in a volcanoe's slope.
C. the intensity of earthquakes.
D. the temperature inside a volcano.
Volcanoes are most likely to form
A. near the center of continents.
B. in deep canyons.
C. along plate boundaries.
D. in mountainous areas.
Lava that has a fluid, runny consistency probably
A. has a low silica content.
B. is hotter than most lava.
C. has been cooled below the surface.
D. comes from explosive volcanoes.
Which kind of volcano is most likely to erupt soon?
A. an active volcano
B. an extinct volcano
C. a dormant volcano
D. a chamber volcano
Which kind of volcano will probably never erupt again?
A. an active volcano
B. an extinct volcano
C. a dormant volcano
D. a chamber volcano
Repeated eruptions of lava create
A. calderas.
B. craters.
C. explosives.
D. volcanoes.
Mt. Rainier and Mt. St. Helen's are
A. shield volcanoes.
B. cinder cone volcanoes.
C. composite volcanoes.
D. calderas.
Magma forms deep in the Earth's crust and in the mantle where
A. temperature and pressure are low.
B. temperature is high and pressure is low.
C. temperature and pressure are high.
D. temperature is low and pressure is high.
Only about 5% of volcanoes on land form
A. along divergent boundaries.
B. along convergent boundaries.
C. in hot spots.
D. in the Ring of Fire.
When infrared images show that an area is getting hotter, what is probably happening there?
A. Magma is sinking deeper into the Earth's crust.
B. Magma is rising in an active volcano.
C. Lava inside a caldera is being warmed by the sun.
D. Pyroclastic material is filling a magma chamber.
A set of deep cracks between tectonic plates.
A. hot spot
B. mid-ocean ridge
C. rift zone
D. divergent boundary
E. convergent boundary
F. mantle plumes
Columns of rising magma.
A. hot spot
B. mid-ocean ridge
C. rift zone
D. divergent boundary
E. convergent boundary
F. mantle plumes
Where tectonic plates separate.
A. hot spot
B. mid-ocean ridge
C. rift zone
D. divergent boundary
E. convergent boundary
F. mantle plumes
Where tectonic plates collide.
A. hot spot
B. mid-ocean ridge
C. rift zone
D. divergent boundary
E. convergent boundary
F. mantle plumes
Underwater volcanoes and mountains.
A. hot spot
B. mid-ocean ridge
C. rift zone
D. divergent boundary
E. convergent boundary
F. mantle plumes
A volcanically active area that is not near a tectonic plate boundary.