Transcript What happens here?

Piecing Together the
Plates
by
Lisa McCready
What We’ve Discovered…
• Our Earth is covered with plates
• The borders between the plates are also
known as “
”
• There are three main types
CONVERGENT
• Oceanic vs. Continental
• Oceanic vs. Oceanic
• “
• What happens here?
”
DIVERGENT
• In the Oceans
• On the Continents
• What happens here?
TRANSFORM
• What happens here?
What are Plates?
Type of Crust
Average Thickness
Average Age
Major Component
Continental Crust
20-80 kilometers
3 billion
years
Granite
Oceanic
Crust
10
kilometers
Generally 70 to 100
million years old
Basalt
Activity Time
• Map the 15 most well known plates
• Discover their names
• Figure out some boundary types
• Develop a phrase to help you remember the plate
names
•
http://www.kidsknowit.com/educational-songs/index.php?topic=Geology
http://www.uky.edu/AS/Geology/howell/goodies/elearning/module04swf.swf
QUESTIONS?
Who Loves Bill Nye, The
Science Guy?
http://uk.video.yahoo.com/watch/1595682/5
390276
Citations
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Slide Background Image:
http://www.freewebs.com/morganisrupert/597340%5B1%5D.jpg
Convergent, Divergent, Transform Images:
http://tbn2.google.com/images?q=tbn:FI_6AVFpQZz_eM:http://www.nasa.gov/images
/content/65872main_Convergent_Boundary.gif
Answer Key (Map with Plate Names):
http://www.learner.org/interactives/dynamicearth/images/new_map.jpg
3-D Picture:
http://3dparks.wr.usgs.gov/deathvalley/html/thumbs.htm
Ideas/Definitions:
http://www.learner.org/interactives/dynamicearth/plate.html
http://pubs.usgs.gov/gip/dynamic/tectonic.html
http://www.nasa.gov/audience/forstudents/5-8/features/F_Earth_Has_Faults.html
What are Plates Images:
http://www.enchantedlearning.com/subjects/astronomy/planets/earth/Continents.sht
ml
What are Plates?
• http://www.learner.org/interactives/dynamicearth/s
tructure.html