Continental Drift and Sea Floor Spreading
Plate Boundaries
Plate Boundaries 2
Plate Boundaries 3
Plate Boundaries 4
Main Feature
100
What is the theory of plate tectonics?
a:is earth outer crust is divided into several plates that glide over the plastic-like and less rigid asthenosphere (upper mantle).
b: earths inner crust is divided into several plates that glide over the plastic-like and less rigid asthenosphere (upper mantle).
a
100
Diverging
100
What is created when two oceanic crusts diverge?
a:mid ocean ridge
b:mountain under ocean
c all
a mid-ocean ridge
100
What is created when two oceanic plates converge with each other?
a:island forms
b:rift
c: volcanic arc of island form
volcanic arc of islands form
100
Name the three types plate boundaries.
a convergent divergent transform
b divergent transformation conduction
c none
Convergent, divergent, transform
100
What main feature does this diagram represent?
a;the ocean
b;ring of water in the Pacific Ocean
c; the ring of fire in the Pacific Ocean
CThe Ring of Fire in the Pacific Ocean.
200
What is the Theory of Continental?
a:the continents drift
b:the continents sink
c:none of the above
The theory that the continents drift.
200
What type of boundary does this diagram represent:
A;converge
b diverge
c transform
Convergent
200
What is created when two continental crusts diverge?
a mountain ridge
b a rift valley or a ridge
c none
b a rift valley or a ridge
200
Why does ocean crust go below continental crust?
a because its more dense
b because it's less dense
c none of the above
because its more dense
200
What is a real world example of a feature that a convergent plate boundary created?
a unfolded mountains himalayasb folded mountains himalayas
Folded Mountains Himalayas
200
What is the Ring of Fire?
a;fire around a ring
b;a chain made of fire shaped as a ring
c; a long chain of volcanoes that surround the Pacific Ocean
A long chain of volcanoes that surround the Pacific Ocean
300
What is the theory of Sea-Floor Spreading?
a:magna got so tight it spreaded
b:magma rises on the sea level
c:magna rises
b
300
What boundary does this diagram represent?
A;transform
b;diverge
c;converge
Transform
300
What is created when two plates transform past each other?
a: a fault
b:a fault that leads volcanos
c:a fault that leads to earthquakes
a fault which can lead to earthquakes
300
When continental and oceanic crusts converge what forms at the place where the plates collide?
a rift
b route
c trench
A trench
300
What is a real world example of a feature that a divergent plate boundary created?
a volcano Rift Valley
b mid Atlantic ridge
c great rift mid Atlantic ridge
Great Rift Valley; Mid-Atlantic Ridge
300
One of the most ________ active areas on ________.
a;geoglogically land
b geologically earth
geologically, Earth
400
What scientist developed the Theory of Continental Drift?
a:Donald trumps
b:herry weagner
b:alfred wegener
Alfred
400
What type of boundary does this diagram represent?
a converge
b diverge
c transform
Divergent
400
What is created when two continental plates converge with each other?
a:folded mountains
b:unfolded mountains
c: other none here
A folded mountains
400
What type of boundary does this diagram represent?
a convergent
b divergent
c transform
Convergent Plate Boundary Subduction (Ocean-Ocean)
400
What is a real world example of a feature that a transform plate boundary created?
a San Andreas fault
b sand Andreas fault
c mountain rift
San Andreas Fault
400
The Ring of Fire is the site of frequent __________ and __________ ___________.
a volcano eruptions earthquakes
b earthquakes volcanic eruption
c;none of the above
earthquakes, volcanic eruptions
500
What scientist developed the Theory of Sea Floor Spreading?
a:Harry hess
b:Alfred wegener
c:oos oos
d:Donald trump
Harry Hess
500
When one plate slides below another what type of zone is created?
a subduction zone
b mountain ridge
c none of the above
Subduction Zone
500
What is created when a continental plate converges with an oceanic plate?
a;earthquakes
b;volcanoes
c;other disasters
volcanoes
500
What type of feature would the following boundary produce? 
a volcanos s
b earthquakes
Volcanoes
500
What is a subduction Zone?
a: the oceanic crust usually sinks into the mantle beneath lighter continental crust.
b: the oceanic crust usually floats onto the mantle beneath lighter continental crust.
c: the oceanic crust usually sinks into the mantle beneath darker continental crust.
Athe oceanic crust usually sinks into the mantle beneath lighter continental crust.
500
The Ring of Fire is caused by plate boundaries _________, _________, and _____________.
a;converging diverging transformimg
b;diverging transforming converging
c;none of the above
converging, diverging, transforming