THE EARTH'S LAYERS

Below are the 4 main layers of the earth, except...

• crust

• mantle

• outer core

• inner core

• atmosphere

Which layers of the earth that has the thinnest layer?

• crust

• mantle

• inner core

• outer core

The crust is only about 3-5 miles (8 kilometers) thick under the oceans ( oceanic crust ) and about 25 miles (32 kilometers) thick under the continents ( continental crust ).

• TRUE

• FALSE

The crust of the Earth is broken into many pieces called plates

• TRUE

• FALSE

Tags

NGSS.MS-ESS2-3

The plates usually move along smoothly but sometimes they stick and build up pressure. The pressure builds and the rock bends until it snaps and a natural disaster happens. What is that?

• Tsunami

• Volcano Eruption

• Earthquake

• Tornado

Tags

NGSS.MS-ESS3-2

I am the largest layer of the Earth and I am1800 miles thick. Which layers am I?

• Crust

• mantle

• inner core

• outer core

Mantle layer consist of solid rocks but not completely hard. Its mainly iron and magnesium .

• TRUE

• FALSE

Tags

NGSS.MS-ESS2-1

What is the combination of the crust and the outer mantle called?

• tectonic plates

• fault

• magnetic field

• none of the above

Tags

NGSS.MS-ESS2-1

Which one from the options below is the temperature of the mantle ?

• 1000^o - 3700^o Celsius

• 5200^o Celsius

• 200^o - 400^o Celsius

• 4500^o Celsius

Tags

NGSS.MS-PS1-4

Which one of these layers that mostly consist of liquid iron and nickel

• crust

• mantle

• outer core

• inner core