Earth Science Topics

Physical Science Geology

Name (s): Date:

Earth Science Unit: Webquest and Googlequest Project

Questions

1. List the names, thicknesses and composition of the different layers of the Earth. (Answer + Picture) http://www.enchantedlearning.com/subjects/astronomy/planets/earth/Inside.shtml http://www.enchantedlearning.com/subjects/astronomy/activities/label/labelearth.shtml

http://www.pbs.org/wnet/savageearth/animations/hellscrust/main.html

2. What are tectonic plates? (Answer + picture + Google Earth)

You need to know what the plates look like before you attempt to go to Google Earth.

http://kids.earth.nasa.gov/archive/pangaea/ http://pubs.usgs.gov/gip/dynamic/preface.html http://science.howstuffworks.com/earthquake1.htm

3. What is Continental drift? (Answer + Animation) http://www.ucmp.berkeley.edu/geology/anim1.html http://www.enchantedlearning.com/subjects/dinosaurs/glossary/Contdrift.shtml

4. What is Pangaea? (Answer + Picture) http://en.wikipedia.org/wiki/Pangaea

5. Describe 2 pieces of fossil evidence supporting continental drift? (Answer + Pictures) http://kids.earth.nasa.gov/archive/pangaea/evidence.html

6. How does the location of coal deposits support the theory of continental drift? http://kids.earth.nasa.gov/archive/pangaea/evidence.html

7. How does paleoglaciation support the theory of continental drift? http://kids.earth.nasa.gov/archive/pangaea/evidence.html

8. What are magnetic reversals and magnetic striping? (Answer + Animation) http://platetectonics.pwnet.org/story_tectonics/theory/magnetic_striping.htm

9. How does magnetic striping support the theory of continental drift? http://platetectonics.pwnet.org/story_tectonics/theory/magnetic_striping.htm http://wrgis.wr.usgs.gov/docs/parks/olym/olym12.html

10. What is an epicenter? (Answer + picture) http://www.sciencecourseware.org/VirtualEarthquake/VQuakeExecute.html

http://en.wikipedia.org/wiki/Epicentre

11. What do the locations of earthquake epicenters tell us about tectonic plates? (Answer + Picture) http://kids.earth.nasa.gov/archive/pangaea/evidence.html http://www.ceri.memphis.edu/aware/follies.html

12. Describe the differences between the types of earthquake waves (S, P). (Answer + animations) http://www.classzone.com/books/earth_science/terc/content/visualizations/es1009/es1009page01.cfm?chapter_no=10 or http://science.howstuffworks.com/earthquake3.htm

13. Describe a tsunami and how it forms. (Answer + animation) http://www.pbs.org/wnet/savageearth/

14. Describe how liquefaction of soils occurs and find a location where liquefaction in an earthquake is a legitimate threat http://www.seismo.unr.edu/ftp/pub/louie/class/100/effects-kobe.html

15. What is a volcano? http://www.howstuffworks.com/volcano.htm http://science.howstuffworks.com/volcano3.htm http://www.volcano.si.edu/index.cfm

16. Describe a shield volcano? (Answer + Google Earth) http://science.howstuffworks.com/volcano6.htm

17. Describe a stratus volcano? (Answer + Google Earth) http://science.howstuffworks.com/volcano6.htm

18. Describe a composite volcano? (Answer + Google Earth) http://vulcan.wr.usgs.gov/Glossary/StratoVolcano/description_composite_volcano.html

19. Describe a rift volcano? (Answer + Google Earth) http://www.britannica.com/eb/article-253607/volcano

20. Describe a hot spot volcano? (Answer + Google Earth) http://volcano.und.edu/vwdocs/vwlessons/hotspots.html

21. What is the difference between lava and magma? http://vulcan.wr.usgs.gov/Glossary/LavaFlows/description_lava_flows.html

23. Describe each of the following volcanic hazards: Ash cloud, pyroclastic flow, lava flow, lahar, landslide, pyroclastics. (Answers + Pictures) http://www.geo.mtu.edu/volcanoes/hazards/primer/

24. Find and describe the tectonic mapping symbols that show the movement of tectonic plates. (Answers + Pictures) http://geology.com/plate-tectonics.shtml http://www.extremescience.com/PlateTectonicsmap.htm

25. What is a divergent plate boundary? (Answers + Picture + Google Earth) http://geology.com/plate-tectonics.shtml http://pubs.usgs.gov/gip/dynamic/understanding.html http://www.pbs.org/wgbh/aso/tryit/tectonics/intro.html

26. What is a convergent plate boundary? (Answers + Picture + Google Earth) http://geology.com/plate-tectonics.shtml http://pubs.usgs.gov/gip/dynamic/understanding.html http://www.pbs.org/wgbh/aso/tryit/tectonics/intro.html

27. What is a transform fault? (Answers + Picture + Google Earth) http://geology.com/plate-tectonics.shtml http://pubs.usgs.gov/gip/dynamic/understanding.html http://www.pbs.org/wgbh/aso/tryit/tectonics/intro.html

28. What is slab pull? (Answers + Picture + Google Earth) http://geology.com/plate-tectonics.shtml http://www.windows.ucar.edu/tour/link=/earth/interior/how_plates_move.html http://www.pbs.org/wgbh/aso/tryit/tectonics/intro.html

29. What is subduction? (Answers + Picture + Google Earth) http://geology.com/plate-tectonics.shtml http://pubs.usgs.gov/gip/dynamic/understanding.html http://www.pbs.org/wgbh/aso/tryit/tectonics/intro.html

30. What is an oceanic ridge? (Answers + Picture + Google Earth) http://geology.com/plate-tectonics.shtml http://www.pbs.org/wgbh/aso/tryit/tectonics/intro.html

31. What is an oceanic trench? (Answers + Picture + Google Earth) http://geology.com/plate-tectonics.shtml http://www.pbs.org/wgbh/aso/tryit/tectonics/intro.html