Earth Science Grade 6 - Review for Quarterly 1

Question 1

Which type of boundary causes the Himalaya Mountains to continue rising?

Accepted Answer

convergent boundary

Question 2

The __ is made up of a thin layer of light material (least dense) that we live upon.

Accepted Answer

crust

Question 3

A __ __ is known as the area where two tectonic plates meet.

Accepted Answer

plate boundary

Question 4

A __ is similar to a volcano in that a heated liquid from below bursts from within the crust.

Accepted Answer

geyser

Question 5

The area in which two tectonic plates push together is known as a __ __.

Accepted Answer

convergent plate boundary

Question 6

The main difference between lava and magma is _____.

Accepted Answer

Lava is found above ground and magma is below.

Question 7

A mid ocean ridge is most likely to occur at __.

Accepted Answer

divergent plate boundaries

Question 8

The epicenter of an earthquake is located __.

Accepted Answer

directly above the focus

Question 9

__ occurs when dense oceanic lithosphere is pulled or driven under continental lithosphere.

Accepted Answer

Subduction

Question 10

The magnitude or strength of an earthquake is measured on the __.

Accepted Answer

Richter Scale

Question 11

California has a great deal of seismic activity because _____.

Accepted Answer

it's close to plate boundaries

Question 12

A ridge forms where plates are moving __.

Accepted Answer

away from each other

Question 13

A _____ may be used to detect earthquakes.

Accepted Answer

seismograph

Question 14

New crust is formed at __ plate boundaries.

Accepted Answer

divergent

Question 15

This type of crust is recycled and remains as the most dense, but newest crust.

Accepted Answer

oceanic crust

Question 16

You can expect trenches to form with this type of boundary.

Accepted Answer

convergent boundary

Question 17

__ are powerful waves of water that is often caused by seismic activity on the ocean floor.

Accepted Answer

Tsunamis

Question 18

How many years will it take North America and Europe to move 200 inches farther apart?

Accepted Answer

100 years

Question 19

The __ of an earthquake decreases as you get away from the epicenter.

Accepted Answer

magnitude

Question 20

Volcanoes usually occur where __ __ are present.

Accepted Answer

convergent boundaries

Question 21

Energy released by earthquakes is known as __.

Accepted Answer

a seismic wave

Question 22

Evidence has shown that the rate by which tectonic plates move has ___.

Accepted Answer

stayed the same

Question 23

__ __ is most likely to happen where a divergent boundary occurs.

Accepted Answer

Seafloor spreading

Question 24

Most volcanic activity happens in this part of Earth.

Accepted Answer

Pacific Ring of Fire

Question 25

__ are most likely to form or grow where plate boundaries collide.

Accepted Answer

Mountains

Question 26

The outer core is made up of __.

Accepted Answer

a very dense liquid

Question 27

The following are all evidence that supports Wegener's theory on continental drift except __.

Accepted Answer

drifting tectonic plates

Question 28

The area in which two plate boundaries move away from each other is known as __ __.

Accepted Answer

divergent boundary

Question 29

The __ is where earthquakes begin underground.

Accepted Answer

focus

Question 30

The theory of plate tectonics is best explained by saying ___.

Accepted Answer

that Earth's features and landforms change or are created

Question 31

Rift valleys generally occur with this type of plate boundary.

Accepted Answer

divergent boundaries

Question 32

The __ is made up of a very dense solid.

Accepted Answer

inner core

Question 33

This type of boundary involves two tectonic plates moving, sliding or scraping past each other.

Accepted Answer

transform boundary

Question 34

The __ is made up of the crust and the rigid upper part of Earth's mantle.

Accepted Answer

lithosphere

Question 35

One of the results of __ __ is the formation or growing of mountains and also increased volcanic activity.

Accepted Answer

convergent boundaries

Question 36

__ happen when built up energy between rocks and tectonic plates is released.

Accepted Answer

Earthquakes

Question 37

This type of boundary causes earthquakes to happen as the plates move or slide past each other.

Accepted Answer

transform boundary

Question 38

The oldest type of lithospheric crust is __ __.

Accepted Answer

continental crust

Question 39

California is the home of __, one of the most famous faults in the world.

Accepted Answer

San Andreas Fault

Question 40

Who is responsible for the original theory on continental drift?

Accepted Answer

Alfred Wegener

Earth Science Grade 6 - Review for Quarterly 1

Questions 40

Earth Science Grade 6 - Review for Quarterly 1

Questions 40