magnetic poles & earth’s tomography. objectives: determine what drives the earth’s magnetic...
TRANSCRIPT
Objectives:
• Determine what drives the Earth’s magnetic field & how it changes over time.
• Determine what causes the northern lights.
• Determine how indirect evidence is used to determine what the inside of the Earth is like.
• Identify features in the interior of the Earth from seismic tomography.
• Determine how convections works in the Earth.
Which way does it point?
Click here:Interactive Magnetic Field
1
Green lights in the sky??
Click here for:The Northern Lights video
Click here for Northern Lights website
2
What’s a ct scan?
Click Here:
Body CT Scan
Earth’s CT Scan
3
Earth shaking!
Click Here for animation:Savage Earth
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