Transcript deafscientistcorner.pbworks.com

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Earthquakes:
What is it?
What does it
cause?
Mrs. Borgman
8th Grade Science
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Can a deaf person be a scientist?
Who is Guillame Amontons?
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What are Earthquakes?
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Lets look inside the earth!
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The Inside of the Earth
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Crust
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Two things can happen:

A Mountain

An Earthquake
Picture Courtesy of Getty Images
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What do
earthquakes
cause?
Your turn to answer!
Picture Courtesy of Ocean County College
+ Ground shaking
When the ground shakes buildings can fall.
Ground shaking can also cause roads to be damaged.
Click here to watch a video.
Click here to watch a video.
Pictures Courtesy of USGS
+ Landslides
Mud and rocks become loose.
The mud and rocks slide down the hill.
Sometimes houses are destroyed.
Click here to watch a video.
Picture Courtesy of the List Universe
Picture Courtesy of USGS
+ Fires
Power lines can catch on fire.
This causes grass to catch on fire.
The fire spreads.
Click here to watch video.
Picture Courtesy of Mark Theissen
Picture Courtesy of Mark Theissen
+ Surface faulting
The ground breaks and cracks.
Sometimes the road is damaged.
Picture Courtesy of Getty Images
Picture Courtesy of USGS
+ Liquefaction
The ground becomes soft.
Buildings sink into the ground.
Click here to watch video.
Photo Courtesy of the University of Washington
Picture courtesy of NGDC
+ Tsunamis
Earthquakes under the water cause tsunamis.
A lot of water comes on to the land.
Many people die because there is no warning.
Where does it start?
What happens when it hits land?
Photo Courtesy of Digital Globe
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Earthquake Webquest
Introduction:
Today there was an earthquake in Denton and many
people are scared. It is your job as a news
reporter to explain to the people what earthquakes
are, what they cause, and how they can prepare for
an earthquake if it happens again.
You will videotape your report and it must be at least
four minutes long.
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Let’s Review!
What causes an
earthquake?
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Let’s Review!
Name one event
earthquakes cause
and why it is bad.
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Let’s Review!
Why is it important to
your life to know
about earthquakes?
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Let’s Review!
Compare liquefaction
and landslides.
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Let’s Review!
Can you think of a
natural event we have
here in north Texas
that causes a lot of
damage?
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Let’s Review!
Earthquakes cause
ground shaking,
landslides, fires, surface
faulting, liquefaction, and
tsunamis. Which of these
do you think is the worst?
Why?