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earths layers

Total questions: 20

Worksheet time: 14mins

Name
Class
Date
1.

Which is the thinnest of the earths 4 main layers

a)
Crust
b)
Mantle
c)
Outer Core
d)
Inner Core
2.

Which is the thickest layer of the 4 main layers

a)
Crust
b)
Mantle
c)
Outer Core
d)
Inner Core
3.

draw the four main layers of earth

4.

The only liquid layer is...

(a)  

5.

Name the earths layers in order

a)
Crust, Mantle, Outer Core, Inner Core
b)
Crust, Outer Core, Mantle, Inner Core
c)
Outer Core, Inner Core, Crust, Mantle
d)
Mantle, Crust, Inner Core, Outer Core
6.

How hot is the inner core

a)
5700 degrees Celsius
b)
5000 degrees Celsius
c)
6000 degrees Celsius
d)
6500 degrees Celsius
7.

Which layer on earth does all life live on (for now)

a)

core

b)

mesosphere

c)

crust

d)
Lithosphere
8.

Which layer has magma vents in it

a)

mantle

b)

crust

c)
Mesosphere
d)

lithosphere

9.

How are volcanoes made

a)
By the accumulation of snow over time
b)
By the erosion of mountains by rivers
c)
By the movement of tectonic plates beneath the Earth's surface
d)
By the drying up of oceans
10.

name 2 of earths (underground) layers

a)

lateosphere

b)

lithosphere

c)

mesosphere

d)

atmosphere

11.

The Mantle is divided into ____________.

a)

Lithosphere and mesosphere

b)

Inner and outer

c)

Oceanic and Continental

12.

Which Layer of Earth is the most thick at about 2000 miles?

a)

Crust

b)

Mantle

c)

Inner core

d)

Outer core

13.

Which layer of the Earth is the hottest?

a)

Mantle

b)

Core

c)

Crust

d)

Lithosphere

14.

Which is the coldest layer of earth

a)

lithosphere

b)

mesosphere

c)

crust

d)

core

15.

name the center of earth

(a)  

16.

Put the layers of the Earth in order from the outermost layer to the innermost (including the upper mantle)

4 lines
17.

What is denser? The lithosphere or the asthenosphere?

a)

Lithosphere

b)

Asthenosphere

18.

What layer of the mantle is flexible like plastic?

a)

lithosphere

b)

asthenosphere

c)

lower mantle

19.

Which model of the earth is pictured here: physical or compositional?

a)

physical

b)

compositional

20.

Which physical layer is represented by the yellow layer?

a)

lithosphere

b)

mesosphere

c)

core

d)

inner core