Review Game Zone
Flash Cards
(current)
Games
Teachers
Search
Seafloor Spreading
Test Description: Use this to help you review seafloor spreading.
Instructions: Answer all questions to get your test result.
1) The study of Earth's oceans is called
A
Geology
B
Aqualogy
C
Continental Drift
D
Oceanography
2) Large pieces of the lithosphere are called
A
Mid-Ocean Ridges
B
Plates
C
Convection Currents
D
Asthenosphere
3) Chains of undersea mountains are called
A
Ocean Trenches
B
Mid-Ocean Ridges
C
Mantle
D
Lithosphere
4) The process by which molten material adds new oceanic crust to the ocean floor is called
A
Seafloor Spreading
B
Continental Drift
C
Subduction
D
Plate Tectonics
5) The process by which oceanic crust sinks back into the mantle at an ocean trench is called
A
Continental Drift
B
Subduction
C
Seafloor Spreading
D
Plate Tectonics
6) An undersea valley that is the deepest part of the ocean is called
A
Subduction
B
Ocean Trench
C
Seafloor Spreading
D
Mid-ocean Ridge
7) The edges of __________________ seem to mirror the edges of the continents.
A
Ocean Trenches
B
Mountains
C
Plates
D
Mid-ocean ridges
8) Molten rock flows up through a crack in the Earth’s crust and hardens into solid strips of new rock on _________ of the crack.
A
both sides
B
the left side
C
the middle
D
the right side
9) The entire floor on either side of the __________________ moves away (the older strips move farther away over time) like conveyor belts.
A
plate
B
ocean trench
C
mid-ocean ridge
D
lithosphere
10) The ________________________ rocks are located at the mid-ocean ridge.
A
middle aged
B
youngest
C
oldest
D
heaviest
11) The further the distance from the mid-ocean ridge, the _________________ the rock is!
A
younger
B
stronger
C
older
D
heavier
12) If the seafloor is spreading, does that mean that the Earth is getting larger?
A
No
B
Yes
C
It depends on how strong the rock is.
D
It depends on the age of the rock.
13) New oceanic crust is relatively ____________________.
A
strong
B
warm
C
heavy
D
cold
14) As the rock cools and moves away from the mid-ocean ridge, it becomes _________.
A
lighter
B
heavier
C
less dense
D
more dense
15) At _______________________, the more dense oceanic crust will sink under the edge of a continent or a younger, less dense oceanic crust.
A
an earthquake
B
an oceanic trench
C
a mid-ocean ridge
D
a volcano
16) The crust that sinks will be recycled back into the _________________.
A
inner core
B
mantle
C
outer core
D
crust
17) If oceanic crust meets ____________________________, a chain of volcanoes can form.
A
the asthenosphere
B
the mid-ocean ridge
C
continental crust
D
oceanic crust
18) If oceanic crust meets___________________, it can produce a chain of volcanic islands.
A
continental crust
B
the asthenosphere
C
oceanic crust
D
the mid-ocean ridge
*select an answer for all questions
Check Results & Get Answers
Play Games with the Questions Above
Teachers: Create FREE classroom games with your questions
Click for more info!
©2007-2024
ReviewGameZone.com
|
About
|
Privacy
|
Contact
|
Terms
|
Site Map
WAIT! Find what you needed?
×
Still Looking for the Answers?
Have Another Question?
Play a Review Game with These Questions?
Want to Make Your Own Test Like This One?