Volcanoes
This volcano has a gentle slope, is nonexplosive, and the lava is runny and spreads over a wide area.
The shaking of earth's crust caused by a release of energy
What is an earthquake?
The name of the prehistoric squirrel who started Continental Drift.
Who is Scrat?
These waves only travel through solids and cannot travel through liquids.
The hypothesis of continents once formed a single landmass, broke up, and drifted to their present locations.
What is the Continental Drift?
The name of the instrument used to record the strength of an earthquake.
What is a seismograph?
These are the first waves of an earthquake to be detected and are the fastest type of seismic waves.
When a plate with oceanic crust collides with a plate with continental crust, and the oceanic crust sinks into the asthenosphere.
What is a subduction zone?
The type of rock that forms from the cooling of magma.
What is igneous?
A long crack where plates are pulled apart allowing lava to flow.
What is a fissure volcano?
These are the slowest waves, but they do the most damage and destruction; often associated with earthquakes.
This is a chain of underwater mountains that runs through the center of the Atlantic Ocean and where sea floor spreading takes place.
What is Spirit Lake?
After lava is released the mountain collapses to form a concave shape in the center of the volcano
What is a caldera?
When locating an earthquake, this is the point on the Earth's surface directly above an earthquake's starting point.
What is the epicenter?
Earth's outer shell, which consists of the crust and the upper mantle.
What is the Lithosphere?
The name of the giant supercontinent that was connected millions of years ago.
What is Pangea?
The magnitude of the largest earthquake ever recorded.
What is 9.5?