| body and surface waves | Earth is a magent theory |
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There are two types of body waves.
What are P waves and S waves?
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Someone guessed that Earth acts like a magnet.
Who is William Gilbert?
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P waves move the ground in a cetain way.
How do P waves oush and pull the ground?
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Earth was discovered as a magnet in a century long ago.
What is the sixteenth century?
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There is a cetain kind of wave that is more like a water wave.
what are Rayleigh waves?
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Earthquake waves knock over bulidings because if hiw they travel.
How do earthquake waves travel throught the crust?
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There is a place where a focus point can be, and there is another name for it?
Where is ti deep undergrround? What is an epicenter?
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Earth's magnetic field is not only through our planet but also a lot miles in space.
How long is 37,000 miles?
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