Download REVIEW Use the following terms to answer the

REVIEW
Use the following terms to answer the questions 1-9 below.
Collision plate boundary Transverse plate boundary Separation plate boundary
Continental Drift Theory Pangea
Plates
Magma
Trenches
Lava
1. The plate boundary where two plates are moving apart creating new crust and making the
oceans spread.
2. This is molten rock on the surface of the Earth.
3. This is the name of the supercontinent 250 million years ago.
4. These are pieces of the crust that "float" and move because of the mantle's convection
currents.
5. Molten rock under the surface of the Earth is called.
6. A plate boundary in which the two plates crash into each other causing mountain
building, earthquakes, and volcanic activity.
7. The idea that the Earth's plates are moving across the surface of the Earth.
8. A plate boundary in which the two plates are sliding in opposite directions.
9. The deepest area of the oceans. They are formed at a subduction zone.
10. What is the main material that the crust is made of?
11. What two metals make up the inner and outer core?
12. Name three pieces of evidence for the Continental Drift theory.
13. Label the four layers of the Earth and tell what main material makes up that layer.
14. The theory that Earth’s crust and upper mantle are broken into sections is called .
a.
seafloor spreading b. plate tectonics
15. Plates are composed of the .
a.
crust and part of the upper mantle b. lithosphere and asthenosphere
16. The lithosphere is composed of the .
a.
plates and seafloor b. crust and upper mantle
17. Plates float on the .
a.
asthenosphere b. lithosphere
18. Plates can .
a.
pull apart, collide, and move past one another b. erupt and form precipitation
19. The boundary between two plates that are moving apart is a boundary.
a.
convergent b. divergent
20. When ocean plates collide with continental plates, the denser ocean plate .
a.
sinks b. rises
21. The area where a plate descends is a .
a.
convergent boundary b. subduction zone
22. A is created where one plate moves under another.
a.
mantle b. trench
23. A subducted plate melts, forming .
a.
magma and volcanic mountains b. the lithosphere
24. Two continental plates may collide and cause .
a.
glaciers b. earthquakes
25. Scientists think plates are moved by .
a.
convection currents b. volcanoes
26. A place where plates slide past one another is a .
a.
divergent fault b. transform fault
27. The San Andreas Fault is a .
a.
volcano b. transform fault
28. The Himalayas were formed at a .
a.
convergent boundary b. transform fault
PLATE TECTONICS Review
Name: ______________
Matching
a.
b.
c.
d.
e.
____
____
____
____
____
____
____
____
____
____
Continent
Continental Drift
Seafloor
Seafloor Spreading
Converge
f.
g.
h.
i.
j.
Diverge
Transform
Plate Tectonics
Plate
Convection Current
1. current in Earth’s mantle that transfers heat in Earth’s interior and is the driving force for plate
tectonics.
2. a large section of Earth’s oceanic or continental crust and rigid upper mantle that moves around
on the asthenosphere
3. theory that Earth’s crust and upper mantle are broken into plates that float and move around on a
plastic like layer of the mantle.
4. to convert or change
5. to move apart
6. to come together
7. Hess’s theory that new seafloor is formed when magma is forced upward toward the surface at a
mid-ocean ridge
8. portion of Earth’s crust that lies beneath ocean waters
9. Wegener’s hypothesis that all continents were once connected in a single large landmass that
broke apart about 200 million years ago and drifted slowly to their current positions.
10. one of the six or seven great divisions of land on the globe
a.
b.
c.
d.
e.
Volcano
Lava
Magma
Tectonics
Fault
f.
g.
h.
i.
j.
Stress
Earthquake
Crust
Mantle
Core
____ 11. the centermost layer of the Earth, a solid sphere of metal, mostly iron & nickel.
____ 12. the layer of rock between the Earth’s outer core & crust in which rock is hot enough to flow in
convection currents
____ 13. a thin outer layer of rock above a planet’s mantle, including all dry land & ocean basins
____ 14. the shaking of the ground caused by the sudden movement of large blocks of rocks along a fault
____ 15. the force applied by an object pressing on, pulling on, or pushing against another object
____ 16. fracture in the Earth’s lithosphere along which blocks of rocks move past each other
____ 17. the process in which the motion of hot material under a crust changes the crust of a planet
____ 18. molten rock below the Earth’s surface
____ 19. molten rock that reaches the Earth’s surface through a volcano
____ 20. an opening in the Earth’s crust through which molten rock, rock fragments, and hot gases erupt
a. Earthquake
f.
Liquefaction
b.
c.
d.
e.
Seismograph
Aftershock
Focus
Tsunami
g.
h.
i.
j.
Epicenter
Seismic Waves
Fault
Magnitude
____ 21. the vibrations caused by an earthquake
____ 22. the shaking of the ground caused by the sudden movement of large blocks of rocks along a fault
____ 23. the point on the Earth’s surface directly above the focus of an
earthquake
____ 24. in an earthquake, the point underground where the rocks first begin to move.
____ 25. an instrument that constantly records ground movement
____ 26. measure of earthquake size: a measure of the energy of an earthquake, specified on the Richter
scale
____ 27. a smaller earthquake that follows a more powerful earthquake
in the same area
____ 28. a water wave caused by an earthquake, volcanic eruption, or
landslide
____ 29. a process in which the shaking of the ground causes loose, wet
soil to act like a liquid.
____ 30. a fracture in the Earth’s lithosphere along which blocks of rocks move past each other