Earthquakes
Tectonic Review
Looking for a fast (sort of fast) review for tomorrows test? Here are a couple of PowerPoint presentations for chapters 8, 9 and 10 from our textbook.
Volcanoes
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Plate Tectonics
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Earthquakes Chapt8
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Massive 8.3 Ocean Earthquake
Today’s South Pacific earthquake is an example of Earth’s interacting spheres. The heat from within the Earth powered the magnitude 8.3 quake whose epicenter was 21 miles below the bottom of the Pacific Ocean. The shifting of Earth’s crust resulted in a tsunami killing 23 people on surrounding islands.
Here’s an excerpt from Discovery News about [...]
Mt Redoubt Ready to Erupt?
I know we are looking into space right now, recording images of the Moon and watching Venus, but lets take a quick look back at Terra Firma.
Remember how we said that earthquake activity can signal a possible volcanic eruption? Well scientist have recently noticed an increase in seismic activity around Mt Reboubt in Alaska.
A little [...]
Thinking About Earthquakes and Volcanoes?
Sounds like Friday’s video got people wondering. That’s good! But let’s go from just wondering, to thinking and researching. What can you find out? What resources have you found? Let’s become scientists, scientists look for answers!
What do scientists do?
Well, in this picture, it looks like they hang out in a room with a bunch of equipment, drink coffee and talk. But on closer investigation students are getting an introduction to the Pacific Northwest Seismograph Network, an earthquake monitoring facility at the University of Washington. Click on the picture to take a tour of [...]
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