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Chapter 1 Study Guide
Terms in this set (24)
Water in the form of water vapor.
Holes drilled several kilometers into Earth's crust provide direct evidence about Earth's interior.
the layers of Earth's crust in order.
Crust, mantle, outer core, inner core
The transfer of energy through empty space
Geologists use these to learn that the Earth's interior is made up of several layers.
the thickest of Earth's layers.
contains most of Earth's mass.
a dense ball of solid metal.
A constant moving of liquid in a pot. The hot liquid near the surface cools and then sinks and forms a constant movement of liquid to the surface.
This contains Earth's plates.
Earth's plates move very slowly in various directions
Theory of plate tectonics
in the mantle, heat is transferred as soft rock flows slowly in cycles
The transfer of heat from a plate to your hand when you touch it.
These move through the Earth and geologists learn about Earth's interior by studying them.
One of the Earth's layers that is made of liquid iron and nickel and moves to produce Earth's magnetic field
Fact About Earth
The upper layer of Earth is broken into more than a dozen plates that move very slowly in various directions.
Fact About Earth 2
Mantle material rises in convection currents because heated materials become less dense.
Fact About Earth 3
Earth's atmosphere is the thin envelope of gases that surrounds Earth.
Fact About Earth 4
To study Earth's interior, geologists often rely on indirect methods, such as evidence from seismic waves
Fact About Earth 5
The outermost layer of Earth is called the crust
Oceanic crust vs. continental crust
Continental crust is thicker.
This layer of Earth is made up partly of crust and partly of mantle material.
Another name for Asthensophere is
The pressure is the greatest in which layer of the Earth
the inner core
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