Plate Tectonic Review

Question 1

Earth’s crust and uppermost mantle

Accepted Answer

lithosphere

Question 2

The youngest rocks on the ocean floor are located ____.

Accepted Answer

at mid-ocean ridges

Question 3

When a volcano erupts, the molten material that flows onto Earth’s surface is called ____.

Accepted Answer

Lava

Question 4

movement of magma that causes plate movement

Accepted Answer

convection currents

Question 5

The name ______ comes from two words that mean "all land."

Accepted Answer

pangea

Question 6

The Andes mountain range of South America was formed at a ____.

Accepted Answer

convergient

Question 7

____ are formed when two continental plates collide.

Accepted Answer

Mountains

Question 8

Plates slide against each other at ____ boundaries.

Accepted Answer

transform

Question 9

The layer on which the tectonic plates move is the ____.

Accepted Answer

athenosphere

Question 10

A volcano that appears in the center of a plate is due to a

Accepted Answer

hot spot

Question 11

Plates move together at a(n) _____.

Accepted Answer

convergent boundary

Question 12

The ____ is (are) an example of a transform boundary.

Accepted Answer

San Andreas Fault

Question 13

Plates move apart at ____ boundaries.

Accepted Answer

divergent

Question 14

Alfred Wegener believed that the ______ were once joined.

Accepted Answer

continents

Question 15

The ____ are mountains formed by the collision of the Indian Plate and the Eurasian Plate.

Accepted Answer

Himalaya

Question 16

Continental drift states that continents have moved ____ to their current location.

Accepted Answer

slowly

Question 17

The hypothesis that continents have slowly moved to their current locations is called ____.

Accepted Answer

Continental Drift

Question 18

Plates of the lithosphere float on the ____.

Accepted Answer

athenesophere

Question 19

The main points of evidence for _____ are fossils, rocks, and climate.

Accepted Answer

continental drift

Question 20

is explained by the theory of continental drift

Accepted Answer

tectonic plate motion

Question 21

The layer of earth that is at its center is

Accepted Answer

core

Question 22

The crust and upper mantle make up Earth's ____.

Accepted Answer

lithosphere

Question 23

Molten rock beneath Earth’s surface is called ____.

Accepted Answer

Magma

Question 24

Earthquake waves are called ____.

Accepted Answer

Seismic

Question 25

____ currents inside Earth might drive plate motion.

Accepted Answer

Convection

Question 26

The layer on which makes up the tectonic plates is called

Accepted Answer

lithosphere

Question 27

The presence of the same __ on several continents supports the hypothesis of continental drift.

Accepted Answer

both

Question 28

The layer of earth that molten rock and is not the crust or core is called

Accepted Answer

mantle

Question 29

long cracks formed as a result of plates that are moving apart

Accepted Answer

rifts

Question 30

A(n) _____ is an underwater mountain chain.

Accepted Answer

mid-ocean ridge

Question 31

boundary where plates separate from each other

Accepted Answer

divergent

Question 32

The crust and upper mantle make up the _____.

Accepted Answer

lithosphere

Question 33

One plate is forced under another in a(n) _____.

Accepted Answer

subduction zone

Question 34

point located above an earthquake focus

Accepted Answer

epicenter

Question 35

Plates collide at ____ boundaries.

Accepted Answer

convergient

Question 36

The part of the crust that is below the oceans is known as the _____.

Accepted Answer

sea floor

Question 37

The result of plate movement can be seen at ____.

Accepted Answer

plate boundries

Question 38

boundary where plates collide

Accepted Answer

convergent

Question 39

boundary where plates grind past each other

Accepted Answer

transform

Question 40

Active volcanoes are most likely to form at ____.

Accepted Answer

convergient

Plate Tectonic Review

Questions 40

Plate Tectonic Review

Questions 40