2023 - 7th Grade - Q2 - Test 2 - Full Review - Topic 4 Plate Tectonics

Question 1

A _______________ is an area where lava frequently erupts at the surface, independent of plate boundary processes.

Accepted Answer

Hot Spot

Question 2

A wedge of rock that has hanging walls at both faults drops down as tension pulls adjacent footwalls away to form a ___.

Accepted Answer

Rift Valley

Question 3

_____________________ is a broad volcano built up from the repeated nonexplosive eruptions of basalt to form a low dome.

Accepted Answer

Shield Volcano

Question 4

Compression can produce a ______________, in which the hanging wall slides up and over the footwall.

Accepted Answer

Reverse fault

Question 5

A _____________ is a large bowl-like shaped volcanic depression form by the explosion or the collapse of a volcano cone.

Accepted Answer

Caldera

Question 6

What happens at the convergent boundary?

Accepted Answer

Plates comes together.

Question 7

______________ squeezes rock until it bends or breaks.

Accepted Answer

Compression

Question 8

What is the name of the supercontinent that breaks up to form the continents we know today?

Accepted Answer

Pangaea

Question 9

Subduction of an oceanic plate under an adjacent oceanic plate can result in a _______________ arc.

Accepted Answer

Volcanic Island

Question 10

What is the process by which molten material adds new oceanic crust to the ocean floor called?

Accepted Answer

Sea-Floor Spreading

Question 11

The size of earthquakes is usually measured using the moment _________ scale, which is a measure of the energy released.

Accepted Answer

Magnitude

Question 12

What is the study of Earth’s oceans called?

Accepted Answer

Oceanography

Question 13

Below the volcano is a __________________, where magma collects before an eruption.

Accepted Answer

Magma Chamber

Question 14

A ________________, also called a stratovolcano, is made of altering layers of lava flows and ash falls.

Accepted Answer

Composite Volcano

Question 15

Over millions of years, forces of __ can change a flat plain into folded mountains, fault-block mountains, and other...

Accepted Answer

Plate Movement

Question 16

"The Origin of Continents and Oceans" connected clues from studies of ________, ________, _______ for Continental Drift.

Accepted Answer

Land, Fossils, and Climate

Question 17

What are the long, zipper-like chains of undersea mountains called?

Accepted Answer

Mid-Ocean Ridges

Question 18

1. Over time, relatively flat layers of hardened lava build up into a __________________.

Accepted Answer

Lava Plateau

Question 19

The Hypothesis that said “all continents had once been fused together, and over time they had drifted apart” is called:

Accepted Answer

Continental Drift

Question 20

Rift valley leaves the other blocks higher up, as mountains. Mountains built this way are called __________________.

Accepted Answer

Fault-block Mountains

Question 21

Once the magma exits a volcano and is exposed to air or water, it is called __________.

Accepted Answer

Lava

Question 22

What happens at the transform boundary?

Accepted Answer

Plates slip past each other.

Question 23

_____ pulls Earth’s crust, stretching rock to make it thinner, specially at the point halfway between two pullingforces.

Accepted Answer

Tension

Question 24

What is the sinking movement of ocean floor back into the mantle called?

Accepted Answer

Subduction

Question 25

____________ are any shaking resulting from sudden movements along the faults lines within the Earth.

Accepted Answer

Earthquakes

Question 26

____________ are vibrations that travel through Earth carrying the energy released during an earthquake.

Accepted Answer

Seismic Waves

Question 27

A _______________ shows both the timing and amplitudes of the different seismic waves created by an earthquake.

Accepted Answer

Seismogram

Question 28

The two sides of a fault are referred to as ______________.

Accepted Answer

Walls

Question 29

What are the moving plates or large pieces of the lithosphere called?

Accepted Answer

Plate Tectonics

Question 30

Most faults occur ________________, where stress of one or more types is deforming the rock, leading to changes at Earth

Accepted Answer

along plate boundaries

Question 31

The height of an anticline is exaggerated by the valley-like ________________, which is a fold that bends downward.

Accepted Answer

Syncline

Question 32

The wall whose rock is over the other is called ______________, and the other is called ______________.

Accepted Answer

the hanging wall / the footwall

Question 33

What are the undersea valleys that are the deepest parts of the ocean called?

Accepted Answer

Ocean Trenches

Question 34

What are the three ways in which tectonic plates move?

Accepted Answer

divergent boundary / convergent boundary / transform boundary

Question 35

Under the sea, subduction produces undersea volcanoes, also known as ________________.

Accepted Answer

Seamounts

Question 36

A ______________ is a break in the rock of Earth’s crust or mantle.

Accepted Answer

Fault

Question 37

The force that acts on rock to change its shape or volume is called ______________.

Accepted Answer

Stress

Question 38

_________ are bends in rock that form when compression shortens and thickens Earth’s crust.

Accepted Answer

Folds

Question 39

What are the three types of stresses?

Accepted Answer

Tension, Compression, and Shearing.

Question 40

If lava emerges from a new vent in Earth’s crust as a mix of bombs, ash, and cinders, these materials build up into a __

Accepted Answer

Cinder Cone Volcano

Question 41

______________ occurs when rock is being pushed in two opposite directions, to the point that it bends or breaks.

Accepted Answer

Shearing

Question 42

Seismic waves produced by earthquakes are measured by a device called a _____________________________.

Accepted Answer

Seismograph, or seismometer

Question 43

A fold in rock that bends upward into an arch is called an ________________. This may resemble the crest of a wave.

Accepted Answer

Anticline

Question 44

What happens at the divergent boundary?

Accepted Answer

Plates move apart.

Question 45

If a strong earthquake ruptures up into the ocean floor, it can trigger a kind of ocean wave called a _______________.

Accepted Answer

Tsunami

Question 46

Walls of rock grind past each other in opposite directions, making a __________________.

Accepted Answer

Strike-slip fault

Question 47

What are the faults where earthquakes occur called?

Accepted Answer

Transform Faults

Question 48

__________ usually forms in the layer of hot rock in the upper mantle.

Accepted Answer

Magma

Question 49

In a ______________, the hanging wall slips down relative to the footwall.

Accepted Answer

Normal fault

Question 50

45. Magma moves up from the chamber through a __________.

Accepted Answer

Pipe

2023 - 7th Grade - Q2 - Test 2 - Full Review - Topic 4 Plate Tectonics

Questions 50

2023 - 7th Grade - Q2 - Test 2 - Full Review - Topic 4 Plate Tectonics

Questions 50