Show:
types of volcanoes
earthquakes
volcanoes
more volcanoes
more earthqua.
100
composite
What is a tall volcano spewing cinder and lava
100
fault
What is a crack in the earth?
100
volcanologist
What is a scientist who studies volcanoes?
100
Aa
What is sharp, spiny lava that is slower moving
100
seismograph
What is used to detect earthquakes?
200
shield
What is a sloping volcano that quietly lets out lava?
200
epicenter
What is the center of an earthquake on the surface of the Earth?
200
dormant
What is a sleeping volcano?
200
Pahohoe
What is smooth, ropy and fluid moving lava?
200
seismic waves
What is an earthquake wave called?
300
cinder
What is a tall volcano that spews ash?
300
tsunamis
What is a massive wave caused by an underwater earthquake?
300
collision or movement of two tetonic plates
What is how a volcano is formed
300
caldera
What is a crater where lava has hardened into a bowl shape.
300
focus
What is the central point in an earthquake under the earth's surface?
400
P wave
What is the fastest moving wave? What is the horizontal moving wave?
400
Hot, molten rock making its way to earth's surface
What is a volcano erupting?
400
extinct
What is a volcano that has not erupted in thousands of years?
400
richter scale
What is used to measure the strength of an earthquake?
500
cone
What is another name for a composite or strata volcano?
500
L wave
What is the slowest moving wave? What is a circular moving wave?
500
Hawaii
What is the most active place in the world for volcanic activity.
500
100 mph
What is how fast pyroclastic flow is?
500
magnitude x10
What is used to tell how strong an earthquake is on a richter scale?