WorksheetsEarthquake
Total questions: 20
Worksheet time: 10mins
A force that acts on rock to change its shape or volume is called
An aftershock
Friction
Liquefaction
Stress
What type of earthquake wave can travel through both liquids and solids?
P waves
S waves
Focus waves
Surface waves
The best way to protect yourself in an earthquake is to
Run as fast as you can
Drop, cover, and hold
Go into the basement
Stand under the tree
Compared to P waves and S waves, surface waves move
Faster
Slower
At the same rate
Farther from the epicenter
What does the seismograph record?
The Mercalli scale rating for the earthquake
The speed of seismic waves
The ground movements caused by seismic waves
The location of the epicenter
Vibrations in the earth caused by sudden movement of rock are called
Epicenter
Earthquakes
Faults
Tsunami
The elastic rebound theory states that as rock becomes stressed, it first
Deforms
Melts
Breaks
Shift position
The point slong a fault where an earthquake begins is called the
Fracture
Epicenter
Gap
Focus
S waves can not pass through
Solids
Mantle
The earth's outer core
The asthenosphere
A characteristic of earthquakes that cause the most severe damage is
A deep focus
A intermediate focus
A shallow focus
A deep epicenter
An earthquake is frequently preceded by
A temporary change in the speed of local P waves
A temporary change in the speed of surface waves
Landslides
Tsunamis
If an earthquake strikes while you are in a car, you should
continue driving
Get out of the car
Park the car under a bridge
Stop the car in a clear space and remain in the car
Most injuries during an earthquakes are caused by
The collapse of a building
Cracks in the earth's surface
The vibrations of the S waves
The vibrations of the P waves
The Richter Scale expresses an earthquakes
Magnitude
Location
Duration
Depth
P waves travel through
Solids only
Liquids and gases only
Both solids and liquids
Liquids only
Most severe earthquakes occur
In mountains
Along major rivers
At plate boundaries
In the middle of plates
The boundary of the Pacific plate scrapes against that of the North American plate and forms
A single fault
A subduction zone
A volcano
A fault zone
An instrument used to detect and record earthquakes
Ring of fire
Seismograph
Tsunami
Seismic waves
The process of an oceanic plate colliding with and descending underneath a continential plate
Subduction
Focus
Richter Scale
San Francisco
A crack in the earth's surface along which movement takes place
Focus
Epicenter
Tectonic plates
A fault
