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Chapter4platetectonics sec1/2
Earth's Interior/Convection Currents and the Mantle
14
Science
6th Grade
04/02/2009

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Cards

Term

Conduction

Definition
The transfer of energy through direct contact
Term

Outer Core

Definition
Earth's layer of liquid molten metal
Term
Asthenosphere
Definition
Soft layer of the mantle
Term
Lithosphere
Definition
Rigid layer of the mantle
Term
Inner Core
Definition
Earht's layer that is a dense ball of solid metal
Term
Convection
Definition
The transfer of energy through the movement of fluids
Term
Crust
Definition
Rock, soil, and water make up what layer of earth?
Term
Radiation
Definition
The transfer of energy through empty space is called
Term
Mantle
Definition
The middle layer of the Earth
Term
Plate tectonics
Definition
The theory that pieces of Earth's lithospere are in constant motion driven by convection currents in the mantle is called
Term

1. Outer

2. Inner

3. Faster

Definition
Convection currents in the liquid BLANK core force the solid BLANK core to spin at a slightly BLANK rate than the rest of the planet
Term

1. Outer

2. Magnetic Field

Definition

The currents in the BLANK core also creates Earth's BLANK

Term

1. Changes in density

2. Heating & colling of liquids

3. Force of gravity

Definition
Convection currents are set in motion by....
Term

1. SLow

2. !STOP!

Definition
If a fluid reaches a constant temp. convection currents will blank and will eventually blank
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