7th Earth's Structure

What are the Earth's three main layers?

• core, mantle, surface

• core, mantle, crust

• inner core, outer core, mantle

• upper mantle, lower mantle, crust

What effect does spinning of the Earth's core have?

• It creates gravity

• It creates matter

• It creates mass

• It creates the earth's magnetic field

Which of the following statements about the Earth's inner core is true?

• Its made mostly of iron

• Its made mostly of nickel

• Its made mostly of cadmium

• Its made mostly of magnesium

What is the only entirely liquid layer of the Earth?

• the upper mantle

• the outer core

• the inner core

• the lower mantle

If the Earth's mantle were completely solid, ______________

plates could not move around.

• tectonic

• technical

• Titanic

• terrible

Tags

NGSS.MS-ESS2-3

The inner core is solid

• nickel

• gold

• magnesium

• iron

We think we know what the Earth is made up of because of what?

• mudslides

• volcanoes

• earthquakes

• tornadoes

Tags

NGSS.MS-ESS2-1

NGSS.MS-ESS2-2

What layer do we live on?

• mantle

• core

• crust

• inner core

The inner core is hotter than the sun?

• true

• false

Tags

NGSS.MS-PS1-4

Which is thicker, oceanic crust or continental crust?

• oceanic

• continental