Vocabulary
molten rock beneath the Earth's surface
What is magma?
a sand hill formed and shaped by the wind
What is a sand dune?
the place where the earthquake starts
What is the focus?
a person who studies earthquakes
Who is a seismologist?
True or False: Plate movement is one cause of earthquakes.
What is true?
natural shape or feature of Earth's surface
What is a landform?
a mountain made of lava, ash, or other materials from eruptions
What is a volcano?
the point on Earth's surface directly above the focus
What is the epicenter?
this tool measures the amount of energy release during an earthquake
What is a richter scale?
this state was formed by a chain of volcanoes
What is Hawaii?
the collapse of an underground cave
What is a sinkhole?
molten rock that reaches the Earth's surface
What is lava?
a break in the Earth's crust where most earthquakes occur
What is a fault?
this tool measures the movement of Earth's crust during an earthquake
What is a seismograph?
the opening in a volcano where magma oozes out
What is a vent?
movement of the ground caused by the sudden release of energy in Earth's crust
process of wearing away rocks by natural means
What is weathering?
waves caused by the release of energy
What are earthquake waves?
this tool measures the movement of faults and it stands for Global Positioning System
What is GPS?
place where most volcanoes occur
What is along the boundaries of plates?
Where is the coast?
What is a delta?
process of moving sediment by water, wind, or ice
What is erosion?
True or False: Earthquakes can be predicted before they happen?
What is false?
this tool is used to help identify materials and types of construction that will survive an earthquake
What is a shake table?
these form mountains of ash and lava
What are volcanoes?