Plate Tectonics Review Question Preview (ID: 41212)
Review For Plate Tectonics Assessment.
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What is Pangaea?
a) A. the process by which tectonic plates move around the Earth
b) B. the name of the scientist who first discovered plate tectonics
c) C. the name of the ancient supercontinent
d) D. a type of thick, sticky lava
How has Earth changed over time?
a) A. It has not changed.
b) B. The continents have moved.
c) C. All of the animals have become extinct.
d) D. The Earth's orbit has changed with Jupiter.
Earth's crust and upper mantle are broken into pieces called __________.
a) A. continents
b) B. basins
c) C. tectonic plates
d) D. faults
Which statement summarizes the theory of plate tectonics?
a) A. Only the continents move, traveling slowly over and through Earth’s crust.
b) B. All of the continents were once joined together into a single supercontinent.
c) C. The continents are fixed and have always been located in their present positions.
d) D. Earth’s crust is made of pieces that move slowly over, against, and apart from each other.
The movement of tectonic plates is believed to be caused by __________.
a) A. convection currents in the mantle
b) B. Earth's magnetic field
c) C. the rotation of Earth
d) D. the gravitational pull of the moon
Which of the following is not evidence used to support the theory of plate tectonics?
a) A. the locations of earthquakes and volcanoes
b) B. the locations of impact craters
c) C. the shapes of the continents
d) D. the locations of fossils of land animals
Most life and water are found on the thinnest layer of the lithosphere called the ______.
a) A. plate
b) B. crust
c) C. core
d) D. mantle
The molten layers of the lithosphere are the ____________ and _________.
a) A. mantle, inner core
b) B. crust, mantle
c) C. inner core, outer core
d) D. mantle, outer core
Where do most earthquakes and volcanoes occur?
a) A. in the centers of continents
b) B. along the edges of tectonic plates
c) C. along the equator
d) D. in the polar regions
Many earthquakes occur in California because ________.
a) A. California is sinking into the ocean
b) B. California has many volcanoes
c) C. a tectonic plate boundary runs through California
d) D. California is hit by many meteorites
Why would it be more likely that you would see lava as opposed to magma?
a) A. Lava is the term for magma after it has flowed out of the ground.
b) B. Magma is much hotter than lava so you cannot see it as well.
c) C. Magma can only be found and seen at the bottom of the ocean.
d) D. Magma is much darker in color than lava so it is harder to see.
What causes rock to change into magma?
a) A. extreme heat below Earth's surface
b) B. weathering of the rock
c) C. erosion from rain and wind
d) D. cooling and hardening
Which of the following features is found along divergent plate boundaries?
a) A. folded mountains
b) B. ocean trenches
c) C. island arcs
d) D. mid-ocean ridges
The process by which tectonic plates move apart at mid-ocean ridges is called ________.
a) A. sea floor spreading
b) B. subduction
c) C. reverse faulting
d) D. isostatic rebound
At transform boundaries, tectonic plates _______.
a) A. move apart
b) B. slide past each other
c) C. collide
d) D. do not move
Convergent plate boundaries ________.
a) A. pull apart
b) B. slide past each other
c) collide
d) D. do not move
Which of the following features is created when tectonic plates collide?
a) A. buttes
b) B. mesas
c) C. sinkholes
d) D. folded mountains
Which of the following is a true statement about the rock cycle?
a) A. Heat, pressure, cooling, weathering, erosion, and deposition change rock.
b) B. The formation of rock within the cycle ends after metamorphic rocks form.
c) C. Weathering occurs in igneous rocks but never in sedimentary or metamorphic.
d) D. Sedimentary rock can revert to metamorphic rock but never to igneous rock.
What type rock is formed from magma?
a) A. metamorphic
b) B. sedimentary
c) C. weathered
d) D. igneous
Metamorphic rock is produced when _________.
a) A. magma cools inside the crust
b) B. rock material is subjected to heat and pressure
c) C. basalt forms in the ocean
d) D. tectonic plates diverge
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