What is the innermost layer or center of the earth.
What is a core.
100
What is a large section of the earth's crust?
What is a tectonic plate.
100
What is a large crack in the earth's crust?
What is a fault.
100
A volcano can be...
a. active
b. dormant
c. extinct
d. all of the above
What is all of these above (active, dormant, extinct)
100
What is the shaking of rock in the earth's crust?
What is an earthquake.
200
What is the outermost layer or surface of the earth?
What is the crust.
200
What is the process of forming new oceanic crust?
What is seafloor spreading.
200
Landforms that can be created when tectonic plates collide or when one plate is subducted below another is a.....
What is a mountain.
200
A cone-shaped mountain that forms around a vent where magma is forced to surface.
What is a volcano.
200
The scale that Charles Richter developed to measure and guage an earthquake's strength.
What is Richter scale.
300
What is the innermost layer of the core made of hot, dense, solid metals.
What is the inner core.
300
What is the edge of a tectonic plate where it meets other plates called?
What is a boundary.
300
These push tectonic plates as hot magma rises, cools and sinks again...
What is convection currents.
300
What forms along two tectonic plate boundaries because the easiest places for magma to reach the earth's surface are through weak points?
What is volcanoes.
300
What is a large, forceful wave triggered by ocean floor earthquakes?
What is a tsunami.
400
The core, mantle, and the crust are the three layers of the what?
What is earth.
400
The theory of __________ states that the continents were once a single landform.
a. Plate tectonics
b. Continental Drift
c. Seafloor Spreading
d. Transform Boundaires
What is the continental drift.
400
Name three types of boundaries that can form when tectonic plates move.
What is divergent, convergent, transform boundaries.
400
What does an active volcano look like? Act it out.
What is a volcano that has recently erupted or is likely to erupt is an active volcano.
400
A seismologist is a scientist who studies earthquakes. What special instrument do they use to measure seismic waves generated by earthquakes?
What is a seismograph.
500
What is the outermost layer of the core made of liquid iron and nickel?
What is the outer core.
500
What is the Greek word meaning "all earth" or "all land"; a large supercontinent that Alfred Wegener said existed hundreds of millions of years ago?
What is Pangaea.
500
What are minerals in the form of hot liquid rock (which is found in the mantle) called?
What is magma. You're on fire!
500
Name three types of volcanoes.
What is composite volcano, shield volcano, and cinder cone volcano.