Plate Tectonics
Volcanoes form mainly at what type of plate boundary (COMING TOGETHER)?
a. transform boundaries
b. strike-slip boundaries
c. convergent boundaries
c. convergent boundaries
What moves apart or together to form volcanoes or earthquakes?
a. tectonic plates
b. cups
c. gravity
a. tectonic plates
What do you call the sudden movement of Earth's crust?
a. earthquake
b. tsunami
c. volcano
a. earthquake
A wave of energy passing through Earth.
a. sound wave
b. seismic wave
c. earthquake
d. the Sun
b. seismic wave
Volcanoes and earthquakes form in the ___________.
a. biosphere
b. atmosphere
c. geosphere
c. geosphere
The theory of plate movement is called ______________.
a. plate tectonics
b. geology
c. biology
a. plate tectonics
A mountain that forms as molten rock flows from within Earth to the surface is a(n) ____________ .
a. earthquake
b. delta
c. volcano
c. volcano
When plates slide past each other (SAN ANDREAS), this may cause a(n) ________ to occur.
a. tornado
b. mountain
c. earthquake
c. earthquake
The place on the surface of the Earth above where earthquakes begin.
a. erosion
b. epicenter
c. volcano
b. epicenter
Melted, liquid rock beneath Earth's surface _____________ is called.
a. earthquakes
b. magma
c. tectonic plates
b. magma
What kind of boundary occurs when two tectonic plates spread apart from one another?
a. Erosion
b. Divergent
c. Fault
b. Divergent
These are places on Earth's surface where gases, ash, and lava spew onto the surface.
a. volcanoes
b. mudslides
c. magma
a. volcanoes
Earthquakes most often occur _____________.
a. In the middle of tectonic plates.
b. Only in the 'Ring of Fire'.
c. On the boundary of tectonic plates.
c. On the boundary of tectonic plates.
Seismic waves are earthquake waves that include primary waves, secondary waves and .
a. sound waves
b. tidal waves
c. surface waves
c. surface waves
The middle of the earth is called the ________.
a. plates
b. core
c. iron
b. core
What type of movement occurs when two tectonic plates push against one another and one plate is pushed up against the other (Himalayas)?
a. Fault
b. Erosion
c. Convergent
c. Convergent
A narrow zone, or belt, or active volcanoes that almost entirely encircles the Pacific Ocean is known as the ____________ .
a. Philippine Archipelago
b. San Andreas Belt
c. Ring of Fire
c. Ring of Fire
A crack in the earth that separates one plate from another is called a ________.
a. sequel
b. boundary
c. fault
c. fault
The place underground where plates move and earthquakes begin.
a. focus
b. erosion
c. volcano
a. focus
What do the plates float on (MAGMA)?
a. crust
b. mantle
c. inner core
b. mantle
5. What type of movement occurs when two tectonic plates push against one another and one plate is pushed underneath the other (Ocean under Continental Plate)?
a. Fault
b. Erosion
c. Subduction
c. Subduction
What is the largest tectonic plate?
a. Scotia plate
b. Pacific plate
c. Eurasian plate
d. Antarctic plate
b. Pacific plate
Long term earthquake predictions are best at predicting
a. where an earthquake is likely to occur.
b. how much damage the next earthquake will cause.
c. when the next earthquake will occur.
d. how long the next earthquake will last.
a. where an earthquake is likely to occur.
A paper or computer record of earthquake waves is called a .
a. mass
b. seismometer
c. seismogram
d. gram
c. seismogram
A dirt and debris filled flood of water _____________.
a. volcano
b. earthquake
c. mudslide
A dirt and debris filled flood of water _____________.
a. volcano
b. earthquake
c. mudslide