Earth's Interior

To learn about Earth’s interior, geologists study how seismic waves move through Earth.

• True

• False

Tags

NGSS.HS-ESS1-5

Earth’s core is mostly made up of iron and magnesium.

• False

• True

Pressure and temperature increase as you move deeper below Earth’s surface.

• False

• True

Tags

NGSS.HS-ESS2-3

Which lists the main layers of Earth in order from outermost to innermost?

• Lithosphere, asthenosphere, mesosphere

• Core, mantle, crust

• Crust, mantle, core

• Mantle, core, crust

In which layer of Earth is the asthenosphere located?

• Inner core

• Mantle

• Outer core

• Crust

The oceanic crust is most like granite in overall composition.

• False

• True

Scientists think that movements in the liquid inner core create Earth’s magnetic field.

• True

• False

Tags

NGSS.HS-ESS2-3

The core is Earth’s outer skin of solid rock.

• False

• True

Which best describes the mantle?

• Molten metal

• Dense, solid metal ball

• Hot but solid rock

• Dry land and ocean floor

What do geologists call the crust and uppermost mantle?

• Asthenosphere

• Lithosphere

• Mesosphere

• Outer core