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Questions and Answers
Which layer of the Earth's internal structure is responsible for generating the Earth's magnetic field?
Which layer of the Earth's internal structure is responsible for generating the Earth's magnetic field?
- The solid mantle
- The highly viscous asthenosphere
- The outer silicate solid crust
- The liquid outer core (correct)
What is the main method used to understand the internal structure of Earth?
What is the main method used to understand the internal structure of Earth?
- Observations of rock in outcrop
- Samples brought to the surface from greater depths by volcanoes or volcanic activity
- Analysis of the seismic waves that pass through Earth (correct)
- Observations of topography and bathymetry
How can astronomers calculate Earth's mass?
How can astronomers calculate Earth's mass?
- By analyzing the seismic waves that pass through Earth
- By observing the motion of orbiting satellites (correct)
- By conducting experiments with crystalline solids at high pressures and temperatures
- By measuring the force exerted by Earth's gravity
What is the solid inner core of Earth made of?
What is the solid inner core of Earth made of?
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What is the average density of Earth?
What is the average density of Earth?
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Which layer of the Earth's internal structure is highly viscous?
Which layer of the Earth's internal structure is highly viscous?
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What generates the Earth's magnetic field?
What generates the Earth's magnetic field?
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What can be used to calculate Earth's mass?
What can be used to calculate Earth's mass?
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What can help scientists understand the internal structure of Earth?
What can help scientists understand the internal structure of Earth?
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What is the outermost layer of the Earth's internal structure?
What is the outermost layer of the Earth's internal structure?
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