Environmental Science (Chapter 3) Question Preview (ID: 60431)


Chapter 3- Crust Features. TEACHERS: click here for quick copy question ID numbers.

All are features on the oceanic crust created by plate tectonics except:
a) trenches
b) ridges
c) seamounts
d) plateaus

All are features on the continental crust created by plate tectonics except:
a) Mountains
b) Plateaus
c) Valleys/Grabens
d) Trenches

________________ is volcanic regions thought to be fed by underlying mantle that is hotter than surrounding mantle.
a) Hot spot
b) Trenches
c) Seamount
d) Mountains

Continent to continent crust collision causes a subduction zone.
a) true
b) False
c)
d)

Mountains can form at all types of convergent boundaries.
a) True
b) False
c)
d)

What is the difference between active margins and passive margins?
a) Active margins are the result of active plates moving
b) Active margins are the result of non-active plates moving
c) Active margins are only found in the Atlantic Ocean
d) none of the above

__________ is used to calculate the depth of the ocean floor.
a) sonar
b) deep sea diving
c) hot spots
d) active margins

How are seamounts formed?
a) continental margins
b) transform boundaries
c) earthquakes
d) hot spots

The deepest place in the Earth’s crust is a ______________.
a) trench
b) deep ocean basin
c) continental margin
d) mid ocean ridge

What type of plate boundary is at the mid–ocean ridge?
a) convergent
b) divergent
c) transform
d) unknown

_______ is the part of the ocean floor that is under deep water beyond the continent margin and that is composed of oceanic crust and a thin layer of sediment.
a) deep ocean basin
b) mid ocean ridge
c) trench
d) hot spot

______ is the shallow seafloor that is located between the shoreline and the deep-ocean bottom.
a) continental slope
b) continental margin
c) continental shelf
d) continental rise

_______________ is a curved chain of volcanic islands.
a) island arc
b) mid-ocean ridge
c) hot spot
d) subduction

_____ is a long, narrow valley formed by faulting and downward slippage of a crustal block.
a) graben
b) valley
c) plateau
d) ridge

_______ is a large area of flat-topped rocks high above sea level.
a) seamount
b) valley
c) plateau
d) ridge

__________ is the boundary between tectonic plates that are colliding.
a) Transform Boundary
b) Convergent Boundary
c) Divergent Boundary
d) Tectonic Boundary

_________ is a region along a plate boundary where one plate moves under another plate.
a) convection
b) plume
c) hot spot
d) subduction

The shelf, the slope, and the rise comprise the____________.
a) Deep ocean basin
b) Continental margin
c) Sea tornadoes
d) All of the above

Granite is denser than basalt.
a) True
b) False
c)
d)

Which feature is associated with an oceanic–continental crust collision?
a) subduction zone
b) hot spots
c) island arcs
d) plateaus

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