Earth's Structure
Earthquakes
Volcanoes
Plate Tectonics.
Tsunamis
100
Where do convection currents take place?
The Mantle
100
What wave comes first?
Primary Wave.
100
What type of Volcano is the biggest?
Shield Volcano.
100
What plate boundary is being shown?
Transform boundary.
100
What tectonic plate boundary can cause Tsunamis?
Converging Plate boundary.
200
What elements make up the earth's inner core?
Iron and Nickel
200
What wave comes second?
Secondary wave.
200
What is a volcano called when it is "Sleeping"
Dormant.
200
Who created the Continental drift theory?
Alfred Wegener.
200
What causes Tsunamis most of the time?
Underwater earthquakes.
300
What are the layers of the earth? Name them in order.
Crust, Mantle, Outer Core, and the Inner Core.
300
What machine measures and predicts earthquakes?
Seismograph.
300
What is another name for a composite volcano?
Stratovolcano
300
What is the supercontinent that was first created 300 million years ago?
Pangea.
300
When do Tsunamis mostly occur?
After Earthquakes.
400
What layer of the earth's structure is the thickest?
The Mantle.
400
What seismic waves are the most destructive?
Surface waves.
400
What is a volcano called when it is "dead"
Extinct.
400
What plate boundary creates mountain ranges?
Convergent plate boundary.
400
Where did the most devastating tsunami take place?
India.
500
Which layer is the most solid?
The Inner Core.
500
What two seismic waves are body waves?
Primary waves and secondary waves.
500
What is a volcano called when it is "Awake"
Active.
500
What plate boundary is this?
Divergent plate boundary.
500
what should you do f a tsunami is about to occur?
Get to high ground.