Restless Earth

Which layer is composed of two layers? The upper part is semi-liquid (like silly putty) and the lower part is solid density rock.

• outer core

• inner core

• crust

• mantle

Divergent boundary create ___________________.

• Hot spots

• volcanos

• rift valleys

• islands

Which layer of Earth is the least dense?

• mantle

• inner core

• crust

• outer core

Which layer is composed primarily of iron and nickel and is a solid due to the extreme pressure?

• mantle

• crust

• inner core

• outer core

What is the name of the layer of hot, ductile material on which the lithospheric plates are riding?

• Core

• Crust

• Asthenosphere

• Divergence

Tags

NGSS.MS-ESS2-3

A wave of energy released by an earthquake, that travels through the Earth and away from an earthquake in all directions.

• seismic wave

• convection current

• seismograph

• sound wave

Tags

NGSS.MS-PS4-2

The thin and solid outermost layer of Earth.

• crust

• mantle

• core

• lithosphere

The compositional layer of rock between the Earth's crust and core.

• asthenosphere

• mantle

• mesosphere

• lithosphere

The central part of Earth below the mantle, is very dense.

• crust

• lithosphere

• asthenosphere

• core

The solid, outermost physical layer of Earth, that consists of the crust and the rigid upper part of the mantle.

• lithosphere

• asthenosphere

• mesosphere

• crust