Compositional Layers of the Earth

The core is mostly made up mostly of which elements?

• Oxygen and Silicon

• Silicon and Magnesium

• Nickel and Iron

• Iron and Magnesium

Why is the inner core solid?

• its unknown

• what it's made of

• the pressure

• it is colder than the outer core

What is the correct order (starting from the surface) of Earth's layers?

• crust, outer core, inner core, mantle

• mantle, outer core, inner core, crust

• crust, mantle, outer core, inner core

• outer core, inner core, crust, mantle

Tectonic plates are made up of continental crust and ________ crust.

• continental

• oceanic

• plates

• mantle

Tags

NGSS.MS-ESS2-1

The layers of the Earth get more and more dense as they reach closer to the center.

• TRUE

• FALSE

What part of the core is solid?

• Outer Core

• Inner Core

The core is mainly composed of Nickel and Iron.

• True

• False

The Mantle is liquid.

• True

• False

The Mantle is mainly composed of Aluminum and Silicates.

• TRUE

• FALSE

This crust is the thicker part of the crust which is composed primarily of sodium potassium aluminum silicate rocks.