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WorksheetsPlate Tectonics, Volcanoes and Earthquakes
Total questions: 82
Worksheet time: 34mins
Identify the Major Plate labeled B
Philippine Plate
Juan de Fuca Plate
Pacific Plate
Eurasian Plate
Which explains that the continents were once joined together and over time they broke up and then drifted apart?
Plate Tectonic Theory
Continental Drift
Seafloor Spreading
Mt. Pinatubo erupted last ______________. It was considered a/an ____________ volcano before it erupted.
June 1990, active
July 1991, dormant
June 1991, dormant
July 1990, active
He can't explain how continents move and what force moves them.
The cracks (with movement) in Earth's crust are called ___________.
joints
________________ measures the strength of an earthquake(according to people) on a scale of 1-10.
Seismometer
PHIVOLCS Earthquake Intensity Scale
Richter Scale
Seismology
This famous fault in Luzon is expected to have a very "Big One"!
West Valley Fault
Denali Fault
Ramapo Seismic Zone
San Andreas Fault
What type of boundary is shown in the diagram?
Divergent
Convergent
Transform
What type of boundary is shown in the diagram?
Divergent
Convergent
Slide/Transform
What type of boundary is shown in the diagram?
Divergent
Convergent
Slide/Transform
Mountains and mountain ranges form from....
A land feature that is produced at a convergent boundary is
a valley
an ocean
a canyon
a trench and a volcano
What is a lithospheric/tectonic plate?
A piece of the Earth's crust and upper mantle
A piece of Earth's crust and core
A piece of Earth's core
A piece of Earth's mantle and core
Transform boundaries are most likely to produce ________________?
The core of the earth is made of solid...
silica
rock
rock and crust
nickel and iron
What can be the result of two interacting tectonic plates?
Beach erosion and Tornadoes
Tsunamis and storms
Ocean and mountain formation, Earthquakes and volcanoes
Tornadoes and Hurricanes
What type of volcano is wide and flat, created by layers of lava flow?
Shield
Cinder Cone
Composite
What type of volcano is Kilauea, which is located above a hot spot where layers of lava continuously flow?
Shield
Cinder Cone
Composite
What type of volcano is Mount Kanlaon, a tall volcano composed of layers of lava and cinders?
Shield
Cinder Cone
Composite or Stratovolcano
Which type of volcano forms due to alternating quiet and explosive eruptions which form layers?
Shield
Cinder Cone
Composite
Which type of volcano is steep and cone-shaped with a bowl-shaped crater?
Shield
Cinder Cone
Composite
What type of volcano is this?
Shield
Cinder Cone
Composite
What type of volcano is this?
Shield
Cinder Cone
Composite
If lava has low viscosity, which adjectives best describe it?
Runny, Smooth, Flows Easily
Thick, Jagged, Flows Slowly
If lava is blocky and has high viscosity, which type of eruption will likely result?
Quiet
Explosive
If lava contains more silica, its viscosity...
increases.
decreases.
Runny lava has __________________ and ______________.
less silica, flows easily.
more silica, flows easily
less silica, flows slowly.
What is Viscosity ?
internal resistance to flow
how dense something is compared to another substance
the type of magma
The temperature and composition of the magma determines the viscosity of magma.
True
False
These volcanoes are steep sided and generally small
(less than 500 meters high). They are formed when material ejected high into the air falls back to Earth and piles up around the vent.
Cinder cone
Shield
Composite or Strato
Clouds of hot (700° C) poisonous gas, ash and other tephra that moves down slope at speeds up to 200 km/hr.
pyroclastic flow
tehpra
metamorphic rocks
Hot spots form a trail of progressively older volcanoes when the plates above them move laterally
An Example is
The Hawaiian Islands
Mt St Helens
Paracutin
This is where the rocks break. It is the origin of the earthquake.
elastic rebounding
hypocenter
epicenter
fault
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 crack in the surface of the Earth along which rocks break and earthquakes sometimes occur:
focus
fault
epicenter
hypocenter
The place where an earthquake originates inside the Earth's surface is called...
Epicenter
Focus
Underground
Crust
Which type of seismic wave can travel only through solids?
Primary Wave
Secondary Wave
Surface Waves
This measures the magnitude of an earthquake.
epicenter
focus
Richter scale
Mercalli Scale
Volcanoes that have erupted fifty years ago are...
Extinct Volcanoes
Dormant Volcanoes
Active Volcanoes
A volcano that has erupted in the last 400 years but not recently is known as a ________ volcano.
dormant
active
extinct
After an earthquake this could happen.
Tsunami
Landslide
Fires
All of the Above
A tsunami is
an earthquake aftershock.
a large ocean wave that occurs after an earthquake.
An area in the pacific ocean
The epicenter of an earthquake is ________ the focus
above
under
beside
next to
Geologists use the moment magnitude scale to rate the total ___________ released by an earthquake.
sound
vibration
magnitude
energy
P-waves squeeze rock. This is known as...
compression
thinning
stretching
shattering
Which type of boundary creates new crust?
During an earthquake, drop to the ______________ and take cover under something sturdy.
bed
floor
wall
kitchen
Stay away from ________________ during an earthquake. Click all correct answers.
chairs
shelves with heavy things
chandeliers
glass windows
Don't use the _______________ during and after an earthquake.
bathroom
stairs
elevator
laptop
If you're outside during an earthquake, move away from buildings, _____________ and power lines. Click all correct answers.
chickens
lakes
trees
fridges
Which item is optional for a disaster emergency kit?
flashlight
radio
food and water
books
While driving, you notice the road starts to shake. What do you do?
Drive home as quickly as possible.
Drive to a wide open field.
Pull over and stop.
Immediately exit the car and walk to safety.
What's the best way to prepare your house for an Earthquake?
Dig deeper foundations underground.
Secure shelves and lights to the wall.
Build a bunker in the cellar.
Install a firehouse pole for an easy escape.
You're putting together an Earthquake Survival Kit. What's the most important thing to pack?
Food & Water
Fire Extinguisher
Flashlight
Phone Charger
You're in bed when the earthquake starts. What do you do?
Get out of bed and run outside.
Get out of bed and run to the living room.
Get out of bed and stand under the doorframe
Get out of bed and go under it or a sturdy study table.
Which of these things YOU MUST AVOID AFTER an earthquake?
I. High places
II. Coastal areas
III. Condemned buildings
IV. Open electrical wirings
I, II, and III
I and II
II and IV
I - IV
Which one of the following safety measures, before an earthquake happens, is wrong?
Assess the structure of the house or building by identifying the potential source of hazards.
Develop a household emergency plan and emergency kit to
cope with the disaster
Note the nearest accessible exit and find the place where extinguisher and first aid kits are located.
Follow all the direction given by your teacher for the examination
In order to be safe before, during, and after earthquake, what should be done?
Keep calm.
Go to church everyday.
Follow the precautionary measures in case of earthquake.
Keep the house clean and safe from accidents.
After an earthquake, where should you evacuate if you are near a large body of water?
The closest shelter
The nearest tall tree
Higher ground
Your car
Forces that changes rock shape or volume is called
tension
compression
stress
Reverse faults have __________________ and folding that formed the Alps and Himalayas.
tension
compression
stress
Reverse fault has a ______________________ boundary.
divergent
convergent
transform
_______________ stress occurs at a strike-slip fault.
tension
compression
shearing
What did Inge Lehmann demonstrate about the earth?
The place that occupies it in the Milky Way.
The size of the Earth in the solar sistem.
The core of the Earth is a solid ball of Iron with diameter similar to the moon.
What is driving the movement of the tectonic plates?
Moon's gravitational force
Tides caused by lunar activity
Convection currents deep in the mantle
Earthquake activity
How does your knowledge about volcanoes, earthquakes, and the ring of fire help you and your family in life? State five concrete examples.
