WorksheetsPlate Tectonics and Earthquakes Review
Total questions: 60
Worksheet time: 1hrs 2mins
The movement of the tectonic plates is caused by
the rotation of the Earth.
convection currents in the Asthenosphere
the gravity of the iron-nickel core.
the Moho discontinuity.
Observe this diagram of a plate boundary. One statement BEST describes what is happening. It is that
the oceanic crust is melting.
the denser ceanic crust is subducting under the less dense oceanic crust
volcanic islands are forming.
the tectonic plates are moving away from each other.
Paleomagnetism was used to confirm sea floor spreading because it showed
Patterns or polar reversals in the seafloor that was identical on either side of the mid ocean ridge
The magnetic north pole was at one time in the Atlantic Ocean
Cosmic radiation being deflected by the Earth’s magnetic field lead to fracturing the continents
The oldest rock on the ocean floor is closest to the mid ocean ridge
Which of the following statements is correct:
Oldest sea floor rock is found near the mid ocean ridge and youngest is found further away
Paleomagnetism is used to determine the age of rock and sediments
The Earth’s magnetic field is constant and steady and never fluctuates or moves Crust is
Crust is destroyed at the subduction zones, and created at the mid ocean ridge
the study of the alignment of magnetic minerals in rock
magnetology
paleotology
paleomagnetism
continental drift
Which feature is created by all 3 types of plate boundaries.
Earthquakes
Mountains
Subduction Zones
Volcanoes
What type of fault is the San Andreas in California?
Convergent
Transform
Optimus Prime
Divergent
What is a warning before a tsunami hits?
The television news will make a prediction about a week ahead based upon the weather in the area.
The water will move away from the shore unusually fast and strong into the ocean.
The fish in the ocean will start jumping out of the water.
There will be lots are rain and wind about 2 hours before one hits.
What does the word tsunami mean in Japanese?
Harbor Wave
Big Storm
Time to run
Underwater earthquake.
Most earthquakes happen along _________________.
the coast
faults
the desert
mountain ranges
Many earthquakes happen along the borders of...
Countries
Tectonic Plates
Climate Zones
None of the above.
The place where an earthquake originates inside the Earth's surface is called...
Epicenter
Focus
Underground
Crust
The place on the Earth's surface, above the origin of the earthquake.
Epicenter
Focus
Surface
Crust
The Earth's crust is made up of tectonic plates. These move due to:
tsunamis pushing the plates around
pressure caused by heated magma rising from the core
the inner core pushing the plates around
people jumping too heavily
The largest recorded earthquake happened in 1960 and measured 9.5 magnitude. Which country was it in:
China
Japan
USA
Chile
What would you do if you were in an earthquake;
Scream and run about
Call Grandma in England
Drop, Cover and Hold
Jump in the cracks in the floor
How much bigger is a magnitude 8 earthquake compared to magnitude 6 quake on the Richter Scale?
2 times bigger
20 times bigger
48 times bigger
100 times bigger
What is the scale used to measure the strengths of earthquakes?
Fujita scale
Richter scale
Damage scale
NASA scale
Are plates always moving?
What geologic feature will occur at a hot spot ?
volcano
folded mountain
deep sea trench
crevasse
A prime example of an area over a hot spot is :
Japan
the Andes Mountains
the East African Rift
the Hawaiian Islands
What area of the continental United States is over a hot spot ?
the Florida Everglades
the Grand Canyon
Yellowstone National Park
New York City
The number of tectonic plates that cover our planet is closest to :
3
20
100
4400
In rare instances tsunamis can be caused by
giant meteors
wind
gravitational pull of the moon
Junaid blowing air at the ocean
Tsunamis can be
as high as 100 feet.
as high as 2 feet.
as high as 1,000 feet.
as high as 10,000 feet.
Tsunamis can move at
over 500 miles per hour
over 1,000 miles per hour
over 5,000 miles per hour
under 5 miles per hour
Which areas are most susceptible to a tsunami?
low lying areas
high areas
middle areas
What kind of damage can tsunamis cause?
They can destroy road, bridges, and buildings.
They can cause tornadoes.
They can make people sad.
They can cause a drought.
If a tsunami is head to your area which of the following should you do?
Climb a tall tree
Go underground to a basement
Go to higher ground like a hill or mountain
Just stay and don't move from your area
