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What am I made of?
ON FIRE
The Core
Lets get to the bottom of this
Unit Review
100

Earth’s inner core is a _____________ a.

a. dense ball of solid metal.

 b.a layer of molten metal. 

c.a layer of hot rock. 

d.a layer of rock that forms Earth’s outer skin. 

What is a dense ball of solid metal?

100
Whic layers is the coolest?
What ?is the crust
100

What layers make up the core?

Inner and Outer

100

What layer of earth is the least dense?

The mantle 

100

What is a trace fossil?

The footprint or imprint that has been fossilized 

200

The crust is composed of  _____________.

Rocks and Soil.

200

Which layer is the hottest?

What is the inner core?

200

Why is the inner core solid?

What is extreme pressure in the outer core?

200

This thick, middle layer of the Earth is made of hot, semi-solid rock and causes tectonic plates to move.

The mantle

200

What does renewable mean? Name a renewable resource. 

Use over again. Water, Air, Trees Etc. 

300

Earth’s mantle is composed mainly of 

a.molten metal.

 b.a layer of molten rock.

 c.of solid metal. 

d.granite and basalt

What is a layer of molten rock?

300

What happens to rock in the Mantle due to the heat of the outer core?

They heat up/ Convection

300
The outer core is composed of ______________
What is liquid nickel and iron
300
The lithosphere is broken into sections called plates, which float on top of the _____________
What is the asthenosphere?
300

What would you most likely find in the Geosphere?

Rocks and Minerals

400
Earth’s solid inner core is surrounded by the hot, molten metal of which layer?
What is outer core?
400
Which layer is warmer? The outer core or the inner core?
What is the inner core?
400
The iner core is made of _________________
What is solid iron?
400

Name the four main layers of the Earth in order, starting from the surface.

crust, mantle, outercore, innercore

400

Explain Density. 

Density can be described as how solid an object is or the number of molecules present per volume. 

500
The inner core is composed of solid ____________
What is iron
500
What happens to temperatures as you go deeper into the Earth?
What is they increase or get higher?
500

Scientists think that the outer core is liquid due to the ___________________.

high temperature

500

Using data from seismic waves, geologists have learned that Earth’s interior is made up of several ____________

What is layers

500

Coal, oil, and natural gas are examples of these.

Fossil Fuels