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Plate Tectonics

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Madyson Hartmann

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3y ago
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Cards in this guide (12)
What is the mechanical layer of Earth that has the most active convection currents

The Earth's core.

The bending of a seismic wave as it crosses a boundary is called

refractionRefraction

Which type of fault is under tension

Normal Thrust

Which best describes earths north magnetic pole

Wondering slowly with no pattern

Why do scientists think Earths core contains iron

The iron nickel core has been determined to actually exist from the examination of meteorites, from the gravitational field of Earth, and from the Earth's density in comparison to its volume.

The shadow zone exists due to the of seismic waves

refraction refraction

Magnetic Stripping is Evidence of

pole reversals

What is true about compasses

compass magnets can be deflected by earths magnetic field or other permanent magnets

What is an continental crust

Formed from slowly-cooled lava.

APEX;)

Which of the Earths layers is just below lower mantle

The molten bit of the Iron core.

The continental crust is what

The continental crust is up to 70 km thick.

what Temperature and pressure combine to keep the outer core in a state

Liquid.APEX

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