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Science
Earth's Sciences and Magnetism
Question | Answer |
---|---|
What are the 4 layers of the Earth? | Crust, Mantle, Outer Core, Inner Core |
What are the names of the 2 parts in the Mantle? | Asthenosphere and Lithosphere |
What is the largest layer of the Earth? | The Mantle. |
How do Scientists gather information on the Earth? | Using indirect evidence from seismic waves, and direct evidence from rock samples |
What does lithos mean? | Land |
What is the hottest layer of the Earth? | The inner core |
What is magnetism? | The attraction of a magnet for another object |
You have a magnet facing North, which side of another magnet would make the two repel? | The north side because opposites attract |
What is an atom? | The smallest part of an element |
What happens when all the charges are lined up? | The magnet is magnetized |
What is the difference between the lithosphere and the asthenosphere? | The lithosphere is a rigid rock that is in the uppermost part of the mantle the asthenosphere is a soft layer which the lithosphere floats on |
What is Aurora Borealis | The glowing region that occurs when charged particles from the solar winds get close to the Earths poles and interact with the gases in Earths atmosphere |