Transcript What natural occurring events change the surface of the Earth?

What natural occurring events
change the surface of the Earth?
Weathering is the breaking down of
rocks and soil.
• After you look at the picture link record:
What do you think caused the rock to look
this way? Explain your thinking!!!
• http://academic.brooklyn.cuny.edu/geolog
y/leveson/core/topics/weathering/picture_
gallery/display/cornwall_rough_tor_4.html
Erosion
• What is the definition of erosion?
• How is it different from weathering?
• http://www.geography4kids.com/files/land
_erosion.html
How long does it take?
• It could take years to notice the effects of
weathering and erosion to change the
shape of the earth.
• BUT… sometimes the earth can be
changed more quickly.
Can you think of an example?
You live in Florida!!!
• Hurricanes!!!
• I know you thought of that!!!
Hurricanes
• List three effects of a hurricane after
reading the information on the following
link.
• http://www.weatherwizkids.com/hurricane
1.htm
Earthquakes also change the
surface of the Earth quickly.
• What causes an earthquake?
• Where are they located?
• What does the word “fault” have to do
with an earthquake?
• http://www.nationalgeographic.com/ngkid
s/0403/main.html
Volcanoes
• What is the difference between magma
and lava?
• Name three effects of a volcano to Earth’s
surface.
• http://www.nationalgeographic.com/ngkid
s/0312/main.html
Tsunami
• Why are tsunami’s so dangerous?
• What causes a tsunami?
• http://www.nationalgeographic.com/ngkid
s/9610/kwave/
Floods
• Name two things that could cause a flood.
• What are the two main types of floods?
• http://www.pbs.org/newshour/infocus/floo
ds/science.html
Glaciers
• How do glaciers change the surface of the
earth?
• http://magma.nationalgeographic.com/ng
explorer/0501/articles/mainarticle.html