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Forces
Waves
Instruments
Tsunami
Science
100
This holds the blocks together, but they are still being pushed.
What is friction
100
The energy from an earthquake travels through rocks in this.
What is waves.
100
This type of line is recorded when the chart paper moves.
What is jagged?
100
This causes a tsunami on the ocean floor.
What is an earthquake?
100
The three layers of the Earth are called.
What is core, mantle, and crust.
200
Like volcanoes most earthquakes occur near.
What is plate boundaries
200
There are this many different types of earthquake waves.
What is three?
200
The instrument that detects earhtquake waves is called.
What is a seismograph?
200
Three things that can cause ocean waves are.
What is wind, gravity or earthquakes?
200
The wave that was created when I hit the mallet on the end of the table is called.
What is a P or primary wave?
300
Shaking that occurs in the rocks of the earth's crust is called.
What is an earthquake?
300
This type of long wave causes rocks to vibrate up and down.
What is Secondary or S wave?
300
This is the point inside Earth where the earthquake starts.
What is the focus?
300
The last large tsunami was in this country.
What is Japan?
300
The name of the fault that runs through California is called.
What is the San Andreas Fault?
400
Most earthquakes occur when this breaks or moves suddenly along a fault.
What is rocks.
400
This type of wave is the longest and causes the ground to bend and twist.
What is Long or L waves?
400
This is the point on the Earth's surface directly above the focus.
What is the epicenter?
400
A large sea wave that is triggered by an earthquake on the ocean floor.
What is a tsunami?
400
Can seismologist predict earthquakes?
What is no.
500
Scientists can't do this accuratwly whan and where am earthquake will occur.
What is predict.
500
This type of wave causes the rock particles to vibate back and forth.
What is a Primary or P wave?
500
This instrument measures the strength of an earthquake.
What is the Richter scale?
500
This tsunami wave in Japan traveled how many miles inland.
What is 6 miles?
500
Name a physical change that occurs in rocks as they become stressed.
What is fractures in the rock or surface is slightly tilted?