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Inside Earth
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Crust
• What is the outermost layer of the Earth?
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Seismic Waves
• When geologists study the Earth’s interior they rely on indirect methods such as _____________?
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Mantle
• A layer of hot rock?– A. Crust– B. Inner Core– C. Mantle– D. Outer Core
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Increases
• Pressure (Increases or decreases) when you move toward the center of the Earth.
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Direct evidence
• Geologists obtain direct evidence about the Earth’s interior by studying _____
a. Looking at the layers of earth
b. Sesimic waves
c. Rock samples
d. Molten metal
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Inner core
• What a dense ball of solid metal?– A. Crust – B. Mantle – C. Outer Core– D. Inner Core
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Crust, mantle, outer core, inner core
• What are the Earth’s layers? – (starting from the surface)
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Recording and Studying Seismic Waves
• Geologists obtain indirect evidence about the Earth’s interior by: – a. Looking at the layers– b. recording and studying Seismic Waves– c. Studying rock samples– D. Going to the earth
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Heat Transfer
• When you touch something on the stove, the energy that moves from the stove to your hand is called _______?– A. radiation– B. Conduction– C. Heat Transfer– D. Convection currents
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Rock Samples
• When geologists study the Earth’s interior they rely on direct methods such as _____________?
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Radiation
• What is the transfer of energy through empty space? – A.Conduction– B. Heat Transfer– C. Radiation– D. Convection Currents
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The Sun
• What is an example of radiation?
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Convection Currents
• What is the transfer of heat within a fluid?– A.Conduction– B. Heat Transfer– C. Radiation– D. Convection Currents
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Mantle
• What is the layer of hot rock called?– A. Inner Core– B. Outer Core– C. Crust– D. Mantle
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Fossils
• What are traces of ancient organisms preserved in rocks
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Layers
• The Earth’s interior is made up of several ______________
– B. Outer Core– C. Mantle– D. Crust
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Outer Core
• Earth’s magnetic field results from movements in the – A. Inner Core– B. Outer Core– C. Mantle– D. Crust
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The continents were once joined together in a single landmass
• Alfred Wegener’s hypothesis of continental drift was ______– A. Inner Core is very hot – B. There are many layers of the Earth– C. The continents were once joined
together in a single landmass – D. The earth is shrinking
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Pangaea
• The name of the supercontinent that existed millions of years ago is called __________.– A. Continental Drift– B. Pangaea– C. Wegener Drift – D. Conduction
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Landforms, fossils, climate
• What type of evidence was used by Alfred Wegener? – (List the three types)
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Sonar
• What technology did scientists use to map the mid ocean ridge?– A. Sonar – B. Satellites – C. Submarines – D. Smoke signals