Chapter 9 Test - Craig Fisher | Library

MULTIPLE CHOICE
-Choose the correct answer by clicking on your answer choice. Only one answer is correct. (2 pts. each)

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Pillow lava

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Lava with a high viscosity

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A shield volcano

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A large depression that forms when the magma chamber partially empties is a

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A dormant volcano

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Where are volcanoes most likely to form?

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Which of these would you expect to see during a non-explosive eruption?

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If the water content of magma is high,

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Which type of lava flows most like dripping wax?

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Cool, stiff lava that forms jumbled heaps of sharp chunks near the vent is called

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Pyroclastic material forms when

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The three main types of volcanoes are

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Most active volcanoes form

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The volcanoes of Hawaii and other places far from tectonic plate boundaries are known as

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Which catagory of volcano is most likely to erupt in the near future?

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A tiltmeter is an instrument that measures

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Volcanoes are most likely to form

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Lava that has a fluid, runny consistency probably

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Which kind of volcano is most likely to erupt soon?

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Which kind of volcano will probably never erupt again?

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Repeated eruptions of lava create

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Mt. Rainier and Mt. St. Helen's are

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Magma forms deep in the Earth's crust and in the mantle where

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Only about 5% of volcanoes on land form

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When infrared images show that an area is getting hotter, what is probably happening there?

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

2

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

2

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

2

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

2

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

2

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

2

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

2

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

2

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

2

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

2

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

2

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

2

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

2

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

2

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

2

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)

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A set of deep cracks between tectonic plates.

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Columns of rising magma.

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Where tectonic plates separate.

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Where tectonic plates collide.

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Underwater volcanoes and mountains.

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A volcanically active area that is not near a tectonic plate boundary.

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Pours out quickly and forms a brittle crust.

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Forms from underwater eruptions.

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Oozes from a volcano and does not travel far.

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Flows slowly and has a glassy surface.

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