Earth's Interior Lesson

Earth's Interior

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Multiple Choice

What are scientists that study Earth's structure called?

• biologists

• astronomers

• geologists

Multiple Choice

What is the name for the top layer of Earth?

• crust

• shell

• core

• mantle

Evidence: Rock Samples

• drilling holes- video

• volcanoes erupting

• lab: pressure and lasers

Evidence: Seismic Waves

• created by earthquakes

• speed & path

Earth's 3 Main Layers

• pressure

• temperature- 20 m

The Crust

• outer surface

• ocean vs continental

The Mantle

• hot, but solid

• 3 layers: lithosphere, asthenosphere, mesosphere

The Core

• inner- molten

• outer- solid

Earth's Magnetic Field

• movements in the liquid outer core

• iron filings

• compass

Multiple Choice

Which layer of the Earth is molten?

• outer core

• inner core

• crust

Multiple Choice

Which layer of Earth are you on right now?

• core

• mantle

• crust

page 16 in your textbook

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