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Tectonic Plates Basics
Test Description: Grades 6-8 Earth Science
Instructions: Answer all questions to get your test result.
1) Tectonic plates are huge pieces of Earth's ___.
A
mantle
B
mesosphere
C
asthenosphere
D
lithosphere
2) Which of the following is true?
A
Continents and tectonic plates are NOT related to one another.
B
Tectonic plates are a part of a continent.
C
Continents are a small part of a tectonic plate.
D
A continent and a tectonic plate are exactly the same thing.
3) Most tectonic plate boundaries are found ___.
A
deep underground - hidden from view
B
in the middle of continents
C
following the shorelines around each continent
D
on the seafloor - under the ocean
4) The edges of tectonic plates are mostly ___.
A
none of these
B
calm - with fewer natural disasters
C
violent - with many natural disasters
5) The middle of tectonic plates are mostly ___.
A
calm - with fewer natural disasters
B
none of these
C
violent - with many natural disasters
6) ___ is when heat flows in circular currents.
A
convection
B
insulation
C
radiation
D
conduction
7) The convection cells that move tectonic plates are found in the ___.
A
asthenosphere
B
lithosphere
C
outer core
D
mesosphere
8) Tectonic plates move ___.
A
a few miles each day
B
a few inches each day
C
a few miles each year
D
a few inches each year
9) Which is the following is true?
A
Tectonic plates move across Earth's surface - but the continents do not.
B
The continents move across Earth's surface over SHORT periods of time.
C
The continents move across Earth's surface over LONG periods of time.
D
Neither the continents or the tectonic plates move.
10) ___ are used to track the speed and direction that the tectonic plates are moving.
A
naval ships and submarines
B
military aircraft
C
ocean buoys
D
GPS satellites in space
11) Natural disasters, like ___, are all created by tectonic plate boundaries.
A
hurricanes, tornadoes, and super-cell thunderstorms
B
earthquakes, volcanic eruptions, and tsunamis
C
wildfires, volcanic eruptions, and hurricanes
D
earthquakes, hurricanes, and wildfires
12) A tsunami is a giant wave created by ___.
A
high winds
B
an earthquake
C
stronger than normal tides
D
none of these
13) Which of the following landforms are created at tectonic plate boundaries?
A
all of these
B
volcanic islands
C
volcanoes
D
new mountain chains
14) A supercontinent is ___.
A
a continent that is NOT part of a tectonic plate
B
a very large continent
C
when most of Earth's continents are joined together into one large landmass
D
a continent that is surrounding by many volcanic islands
15) A ___ plate boundary is where plates move away from each other or DIVIDE.
A
divergent
B
transvergent
C
convergent
D
transform
16) A ___ plate boundary is where plates move towards each other or COLLIDE.
A
convergent
B
transvergent
C
divergent
D
transform
17) A ___ plate boundary is where plates grind past each other sideways in opposite directions or SLIDE.
A
transform
B
convergent
C
divergent
D
transvergent
18) Continental crust is ___ compare to oceanic crust.
A
thinner and heavier
B
thicker and more lightweight
C
thinner and more lightweight
D
thicker and heavier
19) Oceanic crust is ___ - compared to continental crust.
A
thinner and heavier
B
thinner and more lightweight
C
thicker and more lightweight
D
thicker and heavier
20) About how many major tectonic plates are part of the lithosphere?
A
10
B
50
C
100
D
3
*select an answer for all questions
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