Why does the earth move?

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Why does the earth move? L/O: To understand why the earth’s structure is always changing To describe where volcanoes and earthquakes are found in the world and why http://www.youtube.com/watch?v=CtBXTvtFaCU&list=PLEAC4343D4E68CFAF Key words: Convectio n currents Tectonic plates Convergen t Divergent Fold mountains http://www.youtube.com/watch?v=Cm5giPd5Uro

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Why does the earth move?. Key words: Convection currents Tectonic plates Convergent Divergent Fold mountains . L/O: To understand why the earth’s structure is always changing To describe where volcanoes and earthquakes are found in the world and why. - PowerPoint PPT Presentation

Transcript of Why does the earth move?

Page 1: Why does the earth move?

Why does the earth move?L/O:

To understand why the earth’s structure is always changing To describe where volcanoes and earthquakes are found in the world

and why

http://www.youtube.com/watch?v=CtBXTvtFaCU&list=PLEAC4343D4E68CFAF

Key words:Convection currents

Tectonic plates

Convergent

Divergent

Fold mountains

http://www.youtube.com/watch?v=Cm5giPd5Uro

http://www.youtube.com/watch?v=CtBXTvtFaCU&list=PLEAC4343D4E68CFAF
http://www.youtube.com/watch?v=Cm5giPd5Uro
Page 2: Why does the earth move?

The Earth’s structure

Why do they say the earth’s structure is like an apple?

http://www.youtube.com/watch?v=Q9j1xGaxYzY

http://www.youtube.com/watch?v=Q9j1xGaxYzY
Page 3: Why does the earth move?
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Which plate do you live on?Which plates border the plate where you live?Which plates are moving towards / away from your plate?Where do you think volcanoes and Earthquakes occur and why? Explain your answer!

Page 5: Why does the earth move?

Why do the plates moves?

How do convection currents make our earth move? – draw a diagram if needed!What is created at A and B and why?One is called a CONSTRUCTIVE margin and one is called a DESTRUCTIVE margin – which do you think is which and why?

A

B

Page 6: Why does the earth move?

Converging, diverging and conservative plates

Constructive / diverging margin

Destructive / converging margin

Conservative plate margin

Collision Margin


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