Boundaries of Plates

What are the four types of plate boundaries? Please describe each one and where on the planet there is an example of each boundary. 

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What have you learned ?

Tell me what you now know about plate tectonics? What are some interesting facts that you have learned the theory of plate tectonics? 

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How do we know about tectonic plates?

What are some ways that we can track tectonic plates?  

Hint : page 115 Earth Materials and Process. 

Random blog about Salem

Ergot or Not

What does the evidence show? Do think that there is more evidence that ergot had a role or did not have a role in the Salem witch trials? 

Witches in Salem

Why do you think they believed in witches in Salem? Do you think their evidence was scientific? 

Today's Work

Exit Statement 10.23.15

What was the mechanism

Alfred Wegener was missing the reason why the continents moved. Using just one sentence explain what we now believe is the reason why the continents move. 

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Clues for continental Drift

How did Alfred Wegener use climate clues to support his hypothesis of continental drift? 

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Alfred Wenger

Why were Alfred Wenger's ideas about continental drift first rejected? 

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What do you know

What do you know about plate tectonics ?

not what the web knows. 

Meteor Impacts

How do meteor impacts affect the surface of the Earth. Please do some research and find some facts about how meteors change the surface of the Earth.  Also cite your sources. 

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Volcanoes

Imagine you are witnessing a volcano first hand. Describe what you see and what is happening beneath the surface of the earth that you cannot see. 

Try This Earthquakes

Try this Volcanoes

Earthquakes

Have you ever experienced an Earthquake? What causes an earthquake? 

Volcanoes, Earthquakes and More...

What do you know about Volcanoes, Earthquakes and Meteor impacts? 

Please only what you know not what the web knows. 

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Racing Rocks

You may have notice animal tracks in the sand but, have you ever seen boulder tracks? If you ever go to the racetrack in Death Valley this is exactly what you will see. Rocks at the racetrack seem to move without any help at all. 

1. No one has ever seen a rock move at the racetrack. What evidence do see from the image that these rocks are moving without human interference? 

2 Develop and post at theory that explains the mysterious movements at the Racetrack?

Big Changes

Name an erosional force or natural event that could cause a large scale change to the surface of the Earth. 

Try some hang man

Compare and contrast abrasion and deflation. Describe how they affect the surface of the Earth.

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Glaciers

What are some ways Glaciers can change the surface of the Earth? 

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