Earth's Structure Ch2 Ls 2

Front

What is the mostly solid part of the Earth?

Back

Geosphere

Front

How do scientists learn about the inside of Earth?

Back

By sending down instruments and bringing up rock samples from drilling and mining operations and wells.

Front

What is the thickest layer of the Earth?

Back

Mantle

Front

Which layer of Earth is described as plastic (like silly putty)?

Back

Mantle

Front

What do geologists call the crust and uppermost mantle?

Back

Lithosphere

Front

What is the outermost layer of the Earth called?

Back

Crust

Front

What is the layer beneath the crust?

Back

Mantle

Front

What is the liquid layer of the Earth that surrounds the inner core?

Back

Outer Core

Front

What is the solid innermost layer of the Earth?

Back

Inner Core

Front

What is the term for the layer of gases surrounding the Earth?

Back

Atmosphere