Layers of the Earth

Which layer is best described as liquid iron and nickel?

• inner core

• outer core

• mantle

• crust

The lithosphere is ______ and the asthenosphere is _______.

• both brittle

• brittle, plastic/flexible

• plastic/flexible, brittle

• both plastic/flexible

Which layer exists as a collection of tectonic plates?

• asthenosphere

• mantle

• lithosphere

• outer core

Tags

NGSS.MS-ESS2-3

Which two layers have convection currents?

• asthenosphere & outer core

• asthenosphere & inner core

• lithosphere & outer core

• lithosphere & inner core

Convection currents in the ______ create Earth's magnetic field.

• asthenosphere

• inner core

• mantle

• outer core

The rock type that makes up Oceanic Crust is __________.

• granite

• conglomerate

• basalt

• gold

The rock type that makes up continental crust is ____________________.

• copper

• silver

• basalt

• granite

This is considered as the fastest kind of seismic waves.

• Love waves

• Body waves

• Primary waves

• Secondary waves

Tags

NGSS.MS-PS4-2

It can travel through solids only

• Love waves

• Rayleigh waves

• Primary waves

• Secondary waves

If the Earth did NOT have a liquid outer core, how would earthquake waves travel differently.

• P and S waves would both be absorbed.

• Only S waves would travel through the Earth's core.

• Shadow zones would not exist.

• S waves would travel faster than P waves.